Skip to main content
search
Writing Philosophy
November 24, 2023

HOW DO YOU DO PHILOSOPHY?

How do you do philosophy? Unlike many of the questions asked in the name of philosophy, this one has a straightforward answer. You do philosophy primarily through writing. Now, if…
PHILOSOPHICAL BOOKS AND TEXT
November 27, 2023

INTRODUCTORY LOGIC TEXTS

There are some fairly firm distinctions between critical thinking and formal (symbolic) logic texts. Whereas critical thinking focuses broadly on argumentation, formal logic is the study of the principles of…
CLASSICAL PHILOSOPHYHistory Of Philosophy
November 15, 2023

SKEPTICISM (PYRRHONISM)

Pyrrhonian Skepticism was founded by Pyrrho of Elis (c. 360–275 BC), who argued that knowledge is impossible. The Skeptics proposed various arguments for their conclusions, including Platonic doubts about the…
STRATEGIC WRITING CHOICESWriting Philosophy
November 18, 2023

STRATEGIC WRITING CHOICES FOR PHILOSOPHY CLASS

Writing philosophy should not be easy, but you cannot allow it to become impossible. Here are five strategic rules of thumb for embarking on a successful writing project for philosophy…
Logic
November 15, 2023

NON-CLASSICAL LOGIC

While both the predicate calculus and the modal propositional calculus may be seen as extensions of the basic propositional calculus, there are also a variety of formal languages intended as…
Logic
November 15, 2023

MANY-VALUE LOGICS

In the classical logics already discussed, the logical connectives are taken to be bivalent—that is, they allow of only two different truth values: true and false. One natural extension to…
WHAT IS PHILOSOPHY?
November 12, 2023

PHILOSOPHY AS METHOD

Our digital age suggests a useful analogy to further explain the role of philosophy in intellectual life. Philosophy is analogous to an operating system (OS), a software platform that enables…
History Of PhilosophyMEDIEVAL PHILOSOPHY
November 15, 2023

THOMISM

A school of thought based on the work of Saint Thomas Aquinas (1225–1274), Thomism is, like Scholasticism, principally concerned with metaphysics and understanding the attributes of God.
Logic
November 15, 2023

BASIC LOGICAL SYMBOLS

¬ one-place logical connective read as “not” or as “is not the case” ~ alternative notation for “not” & two-place logical connective read as “and” ˄ and
History Of PhilosophyTHE EARLY MODERN PERIOD
November 15, 2023

LIBERALISM

A political philosophy whose central claim is that a government’s authority is justified only insofar as it secures the liberty of its subjects, Liberalism is generally traced to John Locke…
Philosophy BranchesTraditional Branches of Philosophy
December 12, 2023

ETHICS

Ethics is the study of morality and can be divided into three main areas of inquiry. Descriptive ethics concerns the actual moral beliefs held by specific individuals or societies and…
Logic
November 15, 2023

INTUITIONISM

One of the most familiar non-classical logics is intuitionism, which, in simple terms, is based upon the rejection of the law of excluded middle: (P ∨ ¬P). There are both…
THE EARLY MODERN PERIODWHAT IS PHILOSOPHY?
November 15, 2023

EMPIRICISM

Empiricism covers a range of views prioritizing experience as the primary source of knowledge. During the Early Modern Period, this view was expounded by the so-called British Empiricists—Locke, Berkeley, and…
Modern Branches of PhilosophyPhilosophy Branches
November 14, 2023

HERMENEUTICS

Originally applied to scriptural exegesis (interpretation), hermeneutics is more generally the theory and method of all “textual” interpretation. In the modern context, this refers to both verbal and non-verbal “texts”…
Philosophy BranchesTraditional Branches of Philosophy
December 12, 2023

METAPHYSICS

Metaphysics is the philosophical investigation of reality, including the nature of the world and the entities it contains. While such an investigation inevitably overlaps with natural philosophy—the sciences, especially physics…

Books

  • Outgrowing God: A Beginner’s Guide

    $18.99
  • Understand Existentialism (Teach Yourself)

    $16.99
  • Philosophers of the Renaissance

    $35.95
  • Metaphysical Disputations III and IV: On Being’s Passions in General and Its Principles and On Transcendental Unity in General (Early Modern Catholic Sources)

    $69.95
  • Mystics of the Renaissance: Their Relation to Modern Thought

    $6.15
  • The Secret of the Yoga Sutra: Samadhi Pada

    $24.95
  • Awakening the Other Way: Nonduality and Existential Reason (Unlock Tao)

    $26.95
  • The Manual: A Philosopher’s Guide to Life

    $16.99
  • The Nicomachean Ethics (Penguin Classics)

    $15.44
  • The Analytic Tradition in Philosophy, Volume 1: The Founding Giants

    $52.92
  • How to Relax (Mindfulness Essentials)

    $8.59
  • Pragmatism and Other Writings (Penguin Classics)

    $14.76
  • Three Steps on the Ladder of Writing

    $27.00
  • Comfortable with Uncertainty: 108 Teachings on Cultivating Fearlessness and Compassion

    $14.26
  • Stoicism: How To Integrate This Powerful Philosophy To Become More Balanced, Productive, And Reach Your Full Potential

    $15.33
  • A Brief History of Thought: A Philosophical Guide to Living (Learning to Live)

    $12.29

Terms & Concepts

E

Emotivism

The theory that moral judgments are nothing other than expressions of positive or negative feelings. https://youtube.com/shorts/nOQAXyhF_jY?feature=share
B

Biconditional

A two-way conditional claim, typically expressed by the phrase, “if and only if.” In symbolic logic, the phrase is often notated by a two-way arrow (↔) or a triple bar…
A

Atman

The Hindu term for one’s essence, soul, or true self. https://youtube.com/shorts/K5GCCzY6irg?feature=share
C
Counterexample
D
Difference principle
H
Hypothesis
C
Contraposition
A
Apeiron
A
Analytic truth
A
Abstract
S
Sound
P
Pluralism
View All