Still, some of you might be wondering how it all started. The first man to come up with the word philosophy and who defined himself as a philosopher was the legendary mathematician and polymath Pythagoras. Many great thinkers followed after him, and it’s worth mentioning that many contemporary historians and scholars believe he wasn’t the first Greek philosopher but rather the first to define the term philosophy. To get an idea of what a strong, lasting impact ancient Greek philosophy has had on the world, here are 25 Profound Greek Philosopher Quotes You’ll Want To Hear that will definitely open your mind.