Crito (Ancient Greek: Κρίτων [krítɔːn]) is a dialogue by the ancient Greek philosopher Plato. It depicts a conversation between Socrates and his wealthy friend Crito regarding justice (δικαιοσύνη), injustice (ἀδικία), and the appropriate response to injustice. Socrates thinks that injustice may not be answered with injustice, and refuses Crito's offer to fin...

Euthyphro (Ancient Greek: Εὐθύφρων, romanized: Euthyphrōn; c. 399–395 BC), by Plato, is a Socratic dialogue whose events occur in the weeks before the trial of Socrates (399 BC), between Socrates and Euthyphro. The dialogue covers subjects such as the meaning of piety and justice.The Euthyphro dialogue occurs near the court of the archon basileus (king magistrate...

Meno (Greek: Μένων, Menōn) is a Socratic dialogue scripted by Plato. It appears to attempt to determine the definition of virtue, or arete, meaning virtue in general, rather than particular virtues, such as justice or temperance. The first part of the work is written in the Socratic dialectical style and Meno is reduced to confusion or aporia. In response to Meno...

Phædo or Phaedo (Greek: Φαίδων, Phaidōn), also known to ancient readers as On The Soul, is one of the best-known dialogues of Plato's middle period, along with the Republic and the Symposium. The philosophical subject of the dialogue is the immortality of the soul. It is set in the last hours prior to the death of Socrates, and is Plato's fourth and las...