"Without courage, wisdom bears no fruit"

"It is not possible to eat me without insisting that I sing praises of my devourer?"

"Raising children is an incredibly hard and risky business in which no cumulative wisdom is gained: each generation repeats the mistakes the previous one made"

"On every thorn, delightful wisdom grows, In every rill a sweet instruction flows"

"We cannot hold a torch to light another's path without brightening our own"

"It is a useless life that is not consecrated to a great ideal. It is like a stone wasted on the field without becoming a part of any edifice"

"America is the only country that went from barbarism to decadence without civilization in between"

"Fraternity without absorption, union without fusion"

"Women, can't live with them, can't live without them"

"One man with a head on his shoulders is worth a dozen without"

"Science never solves a problem without creating ten more"