Socrates was the most famous philosophar of Greece. He was a resident of Athens. The violence in wars made him a philosopher. Socrates stressed the logic to know the truth. He said that to know the truth we should think and analyze. He believed that knowledge shows the path of right conduct and happiness. Many evils arise from ignorance. He strongly condemned the beliefs prevailing in Athens. So he was punished for misleading the youth and idolating new gods. He was poisoned to death.