Forming an accurate picture of the historical Socrates and his philosophical viewpoints is
problematic. This issue is known as the Socratic problem.
Socrates did not write philosophical texts. The knowledge of the man, his life, and his
philosophy is based on writings by his students and contemporaries. Foremost among them is
Plato; however, works by Xenophon, Aristotle, and Aristophanes also provide important
insights. The difficulty of finding the