Thepeak efficiency of knowledge and strategy is to make conflict unnecessary.

Can we do good to the world? In an absolute sense, no; in a relative sense, yes.

Every kind of peaceful cooperation among men is primarily basedon mutual trust and only secondarily on institutions such as courts ofjustice and police.

The highest proof of virtue is to possess boundless powerwithout abusing it.

As if you could kill time without injuring eternity.

We owealmost all our knowledge not to those who have agreed but to those who havediffered.

Themost dramatic conflicts are perhaps, those that take place not between menbut between a man and himselfwhere the arena of conflict is a solitary mind.

Thegalleries are full of critics. They play no ball, they fight no fights. Theymake no mistakes because they attempt nothing. Down in the arena are thedoers. They make mistakes because they try many things. The man who makes nomistakes lacks boldness and

Science has promised us truth. It has never promised us either peace or happiness.

It isgreed to do all the talking but not to want to listen at all.

We often pardon those who bore us, we cannot pardon those whom we bore.

Untrained intelligence is as much of use as a bottle without an opener.