Answer: Socrates
Some extra relevant information:
Plato, one of the most influential philosophers in history, had a notable teacher of his own – Socrates. Socrates was not only Plato’s teacher, but also his mentor and a great inspiration in shaping his philosophical views. Socrates was known for his unique teaching method called the Socratic method, which involved engaging in critical questioning and dialogue to stimulate critical thinking and self-reflection. He believed in the pursuit of truth and the examination of one’s own beliefs and assumptions. Plato, deeply influenced by Socrates, went on to become one of the greatest thinkers of all time, creating a philosophical legacy that continues to be studied and admired today.