Good And Evil

The only good is knowledge and the only evil is ignorance.

-- Socrates (c. 470 BC - 399 BC), classical Greek (Athenian) philosopher credited as one of the founders of Western philosophy, as quoted in Diogenes Laertius' Lives of Eminent Philosophers, Socrates II: xxxi. Original Greek: ἓν μόνον ἀγαθὸν εἶναι, τὴν ἐπιστήμην, καὶ ἓν μόνον κακόν, τὴν ἀμαθίαν