The mind is not a vessel to be filled, but a fire to be kindled. - Plutarch

Thrasyllus the Cynic begged a drachm of Antigonus. "That," said he, "is too little for a king to give." "Why, then," said the other, "give me a talent." "And that," said he, "is too much for a Cynic (or, for a dog) to receive."

A mind is not a vessel to be filled, but a fire to be lighted.

"As he spoke, he opened his clothes, and showed his breast with an incredible number of scars upon it; then turning to Galba, who had made some remarks not very decent "You laugh," said he, "at these other marks: but I glory in them before my countrymen, for I got them by riding, night and day, in their service. But come, bring them to vote; I will go amongst them and follow them all to the poll, that I may know those who are cowardly and ungrateful, and like rather to be ruled by a demagogue than by a true general.