Diogenes laertius: Did you mean...?

Plato's Euthyphro is a Socratic dialogue on the concept of piety whose meaning and purpose continue to be debated. In reading the work only as a serious inquiry into the definition of an abstract concept, however, one is apt to miss the comical...

Heraclitus of Ephesos (l. c. 500 BCE) was an early Pre-Socratic philospher who claimed that the First Cause of existence was fire and that life itself was characterized by strife and change. Heraclitus did not see this condition as a bad...

Anaximenes of Miletus (l. c. 546 BCE) was a younger contemporary of Anaximander and generally regarded as his student. Known as the Third Philosopher of the Milesian School after Thales (l. c. 585 BCE) and Anaximander (l. c. 610 - c. 546...

Democritus (l. c. 460 - c. 370 BCE) was a Greek philosopher and younger contemporary of Socrates, born in Abdera (though other sources cite Miletus) who, with his teacher Leucippus (l. 5th century BCE), was the first to propose an atomic...

Anaximander of Miletus (l. c. 610 - c. 546 BCE) was one of the early Pre-Socratic Philosophers who lay the foundation for the deveopment of Western Philosophy. He was a student of Thales of Miletus (l. c. 585 BCE), recognized as the first...

Xenophanes of Colophon (l. c. 570 to c. 478 BCE) was a Greek philosopher born 50 miles north of Miletus, a city famed for the birth of philosophy and home to the first Western philosopher, Thales of Miletus (l. c. 585 BCE). He is considered...

Parmenides (l.c. 485 BCE) of Elea was a Greek philosopher from the colony of Elea in southern Italy. He is considered among the most important of the Pre-Socratic philosophers who initiated philosophic inquiry in Greece beginning with Thales...

L. Mestrius Plutarchus, better known simply as Plutarch, was a Greek writer and philosopher who lived between c. 45-50 CE and c. 120-125 CE. A prodigious and hugely influential writer, he is now most famous for his biographical works in his...

Melissus of Samos (l. c. 5th century BCE) was a Greek philosopher of the Eleatic School, considered the third great proponent of that philosophy's claim that reality is One, after Parmenides (l. c. 485 BCE) and Zeno of Elea (l. c. 465 BCE...

The Battle of Manzikert (Mantzikert) in ancient Armenia in August 1071 CE was one of the greatest defeats suffered by the Byzantine Empire. The victorious Seljuk army captured the Byzantine emperor Romanos IV Diogenes, and, with the empire...