Notes, summaries, assignments, exams, and problems for Philosophy and ethics

Descartes' Method of Doubt

To construct this imaginary tree, we start by looking into metaphysics, a foothold firm and sure, an absolute truth on which it can rely to keep on climbing. For this, a method that uses the idea as a guide: the method of doubt or the evidence. It has four rules:

1. Evidence: Accept as true only the obvious (intuitive). Everything has to possess two obvious characteristics: clarity and distinction.
2. Analysis: Break down problems into simple parts, do not address them in complex ways.
3. Synthesis: After analyzing the simple parts, rebuild the complex and confirm or not its validity.
4. Enumeration: Check (list) all our steps to make sure that we were not wrong.

The Process of Doubt

I suspect that it remains high, especially considering... Continue reading "Descartes' Method of Doubt and the Existence of God" »

Nietzsche's Critique of Language and Metaphysics

Friedrich Nietzsche's philosophy offers a profound critique of language and truth, even acknowledging a multiple and plural reality. This stands in stark contrast to the criticism he waged against traditional metaphysics, which posited that things of highest value reside in another world, characterized by being good, real, static, or false. Yet, Nietzsche asserts that no such division exists; it is merely an invention of philosophers, heavily influenced by Socrates and Plato.

Challenging Western Philosophical Tradition

Nietzsche believed that the biggest mistake of Western culture lies in its attempt to establish rationality based on the immobility of being, a concept self-invented by Plato. This... Continue reading "Unpacking Nietzsche: Values, Nihilism, and the Übermensch" »

Textual Analysis Introduction

This analysis examines a philosophical text, identifying three distinct arguments or perspectives. We will delve into the core ideas, providing detailed commentary and highlighting significant aspects. The following sections present a comprehensive content analysis.

Descartes' Method of Doubt

In the first section, Descartes introduces the method of doubt, questioning everything that is not clearly and distinctly perceived. This process continues until a certain and secure foundation is reached: the very existence of the self. He pushes this approach to its limit with the hypothesis of the evil genius, who constantly deceives the senses, presenting an unreal reality.

The Certainty of "Cogito, Ergo Sum"

Descartes argues... Continue reading "Descartes' Doubt and Russell's Challenge to the Self" »

Galileo's Scientific Method

Methodological Principles

• Resolution (Analysis): Sensitive data analysis to discover essential elements.
• Composition (Synthesis): Preparation of a mathematical model linking data with theorems or laws, and deduction of consequences.
• Experimental Resolution: Modern experimentation and production of predicted effects through specific setups, asking precise questions to nature.

René Descartes: Philosophy & Method

Mechanistic Worldview

Interpretation whereby all qualities of the physical world are the result of extension and motion. These should be treated mathematically.

Rules of Method

1. Evidence: Never admit anything as true unless it is so clear and distinct that it cannot be doubted.
2. Analysis: Divide complex ideas into

The Proof of God's Existence

Saint Augustine of Hippo (4th-5th centuries) begins with the existence of absolutely certain truths present in the human mind to prove the existence of God. These truths, which he calls "instances of the arbitration of reason," do not come from sensory experience. They are more perfect than man himself, and they are timeless and universal.

Saint Augustine concludes that the origin of such truths is God. If these instances of arbitration do not come from the human mind, then they must originate in a being superior to the mind, a being that is also eternal and perfect. This being is God.

Thus, Augustine demonstrates God's existence through thought itself. This is similar to the proof offered by Saint Anselm of Canterbury... Continue reading "Saint Augustine: Philosophy, Faith, and Existence" »

Descartes' Philosophy: Substance and Mechanism

The attribute of infinity is that which cannot exhibit any change, so modes do not apply to this attribute.

Regarding matter, its attribute is extension. Modes are supported. Movement is primarily the mode of extended substance. The problem is that extension does not inherently involve movement, but movement is observed in extended substance. This leads to the conclusion that movement is not inherent to matter itself.

To explain this, something external to matter is needed, and Descartes introduces God. He states that when God creates the world, He introduces the necessary movement. Bodies then transmit movement to others through contact. This explains the mechanics of the world.

This is the origin... Continue reading "Philosophical Perspectives on Substance and Knowledge" »

Hume's Challenge to Causality

If we accept only what experience offers, we find that causality is not an inherent property we observe directly. Experience presents us only with a succession of phenomena.

We cannot observe either the power in A to produce B, or the direct link between A and B where A is the cause of B. The forces through which bodies supposedly operate are entirely unknown to us. The connection between cause and effect, therefore, appears arbitrary.

The only things we consistently find are specific patterns in the succession of phenomena:

• Spatiotemporal Contiguity: Cause and effect are close in space and time.
• Priority in Time: The cause always precedes the effect.
• Constant Conjunction: The same causes are always followed by the same

Kant's Enduring Moral Philosophy

Kant's moral philosophy is praised for its advocacy of wider recognition of human dignity and its confidence in human progress. Indeed, the categorical imperative remains a profound proposal because it places humanity as the supreme end and goal.

Human rights are perfectly attuned to the categorical imperative, promoting respect and complying with the mandatory condition of being universally desirable as a standard of behavior. Currently, some thinkers doubt the validity and universality of human rights, despite the occurrence of facts incompatible with these rights and the categorical imperative.

Reason, Peace, and Global Governance

Kant and the Enlightenment propose that reason should rule the world. In his brief... Continue reading "Kantian Ethics: Principles, Human Rights, and Global Peace" »

Understanding Core Concepts in Political Philosophy

Why Democracy is Preferable

Democracy is often considered preferable over other forms of government because it maximizes individual freedom within the political community. It serves as the primary remedy against the abuse of power, dictating that citizens themselves must choose those who best represent their interests.

Justice: Moral, Social, and Legal Dimensions

Justice can be examined from three distinct perspectives:

• Moral Aspect: As personal ethics, guiding individual conduct.
• Social Aspect: Defining relationships among members of society.
• Legal and Political Aspects: As a moral obligation within the framework of law and governance.

Justice, intrinsically linked with the concept of order, expresses... Continue reading "Key Concepts in Political Philosophy: Democracy, Justice, Social Contract" »

Transcendental Idealism forms a cornerstone of Immanuel Kant's philosophy, particularly as articulated in his seminal work, the Critique of Pure Reason.

The Quest for Scientific Knowledge

Kant meticulously studied mathematics and Newtonian science. For Kant, Isaac Newton was the discoverer of fundamental laws, yet Kant sought to understand the deeper philosophical conditions that make genuine, a priori scientific knowledge possible. He questioned: What conditions allow for truly informed, real science? Can metaphysics or philosophy achieve the status of scientific knowledge?

Kant's Engagement with Newton

While respecting Newton's achievements, Kant believed that Newtonian science, as it stood, did not perfectly combine secure, rational constructs... Continue reading "Kant's Transcendental Idealism: Shaping Scientific Knowledge" »