Philosophical theories are theories that are philosophical, rather than purely scientific by nature. Meanwhile, philosophical concepts can be loosely describes as ideas or “concepts” that are philosophical in nature.

Generally, a concept is a single idea, a theory is an explanation of how something works, and philosophy is simply the study of that which we can’t know for sure (see the branches of philosophy.).

So then, for our purposes, philosophical theories and concepts is simply a broad category that contains all non-scientific theories worth discussing.

TIP: For a great explainer on the basics of Philosophy see Tamar Gendler: An Introduction to the Philosophy of Politics and Economics by Big Think.

NOTE: Some scientific theories that spark metaphysical philosophical questions are categorized here (as well as under their respective scientific fields). Learn more about scientific theories.

Adam Smith is the Father of Modern Economics


Is Adam Smith the Father of Modern Economics?

Adam Smith can be considered the father of modern economics due to his influential works which explore the mechanics of morality, markets, and capitalism in an industrialized society.

There are Different Types of Bullshit (BS)


There are different types of bullshit (BS). BS can be a lie, a half-truth, or truth. The goal of BS is influence, truth and lies are simply the tools of the bulls**tter.

There are Different Types of Good and Evil


There are Different Types of Good and Evil

There are different types of good and evil. The way to understand the types of good and evil differs by culture and text, but we can find general similarities by looking at major works and belief systems.

Arete Explained

What is Arete?

Areté roughly means “moral virtue”. It refers to an innate “excellence” or “essence” in all things, and the striving toward that potential or purpose.

The More You Do Something, the More You Value it


The More You Do Something, the More You Value it

The more time and energy you put into something, the more you value it. This Escalation of Commitment phenomenon (or commitment bias) relates to a number of other decision making biases.

A Person Can be a “Lone Genius”


A person can be a “lone genius”, but as an essay called “Deconstructing the Lone Genius Myth” points out, genius is in many ways a collective process.

432 Hz is Better than 440 Hz


It’s theorized that using a starting pitch of A=432 Hz and a “just intonation” tuning method (scientific tuning) is more natural and mathematically symmetric than using A=440 Hz and “equal temperament” tuning (concert tuning).