Socrates [ Wikipedia ] was a classical Greek (Athenian) philosopher credited as one of the founders of Western philosophy. Socrates left no writings of his own, thus our awareness of his teachings comes primarily from a few ancient authors who referred to him in their own works, therefore beware of misquotes.
Plato was one of the world’s earliest and possibly greatest philosophers. He matters because of his devotion to making humanity more fulfilled. As one of history’s famous critical thinkers, Socrates laid the foundations of western philosophy. So who was this influential thinker?
The unexamined life is not worth living.
The only true wisdom is in knowing you know nothing.
To know, is to know that you know nothing. That is the meaning of true knowledge.