Philosophical Concepts
Philosophers
Eras of Philosophy
Locations of Origin
Philosophical Schools
100

Originating Principle

Arche
100

Religious figure and cult leader

Pythagoras

100

Philosophers in this era are concerned with establishing first philosophy and ethics apart from religion.

The Enlightenment Era

100

Thales of

Miletus

100

A school of philosophical thought that believed in investigation the natural world through our sense-experience

The Milesians
200

The Boundless

Apeiron

200

The Father of Philosophy

Thales

200
The earliest philosophers. Before the Ancient Era

Pre-Socratics

200
Heraclitus of 

Ephesus

200

A school of thought that believed in using the requirements of logic and pure rationality to arrive at truth

The Eleatics

300

Heraclitus' unique idea of how we can know about the natural world. 

Logos

300

The Philosopher of Change

Heraclitus

300

Philosophers of this time were concerned with the darkest elements of humanity

The Modern Era

300

Milessus of 

Samos

300

Believed in that power of math and numbers. They believed that numbers had a spiritual significance 

Pythagoreans

400

Pythagoras believed in the transference of the soul from the body of one living being to the body of another after we die. We are born again as something new. This view is called?

Reincarnation.

400
Believed that Air was the originating principle

Anaximenes

400
Philosophers of this time explored the union of reason and faith.

The Medieval Era

400

Parmenides of 

Elea

400

A school of thought that encourages constantly calling everything into question. Never taking anything for granted

Skepticism

500

A philosophical discipline that deals with the nature of Being. This is a subcategory of Metaphysics

Ontology

500

Argued through the use of logical prose

Melissus

500

These philosophers wanted take philosophy from something that was an academic discipline and make it something that every individual should participate in

The Ancient Era


500

This philosopher was from Colophon

Xenophanes

500

A view that says that all the natural world is composed of one material substance and that substance gives rise to all other creation.

Material Monism

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