Who suggested that all matter, regardless of its apparent properties, must be "water":

Who assumed that all matter was composed of four essential elements: fire, air, water, and earth?

Who wrote about the Sophists and described them as "the anglers"?

The so called "world of ideas" or "Forms" was created by:

Who is often referred to as one of the founders of Western philosophy, and yet he wrote nothing?

Who developed the first known classification system for plants and animals?

Which philosopher was interested in the problem of evil?

Who decided to combine Aristotle's philosophy and the Bible (regarding the beginning of the world)?

Which of the following philosophers belong to rationalism?

Which of the following philosophers was NOT concerned with political philosophy?

John Locke believed that the human mind is like a blank canvas, also known as:

________ is a belief that all values are baseless and that nothing can be known or communicated.

Karl Marx focused on:

Which philosopher combines rationalism and empiricism into transcendental idealism?