"Happiness is a by-product of an effort to make someone else happy."

"If you don't know where you are going, any road will get you there."

"Chronic remorse, as all the moralists are agreed, is a most undesirable sentiment. If you have behaved badly, repent, make what amends you can and then dismiss the matter from your mind. The longer yo…"

"Technological progress has merely provided us with more efficient means for going backwards."

"It is a bit embarrassing to have been concerned with the human problem all one's life and to find at the end that one has no more to offer by way of advice than 'Try to be a little kinder.'"