“Reality cannot be ignored except at a price; and the longer the ignorance is persisted in, the higher and more terrible becomes the price that must be paid.”

“Ignorance is a tough evil to conquer.”

“There is no sin but ignorance.”

“Of all the frictional resistances, the one that most retards human movement is ignorance.”

“Mutual ignorance breeds mutual distrust.”

“There isn't any formula or method. You learn to love by loving - by paying attention and doing what one thereby discovers has to be done.”

“There is only one corner of the universe you can be certain of improving, and that's your own self.”