Pessimism is carefully cultivated in some intellectual circles, as if it were a precious plant that the human race could not afford to lose.

Some people would be discontented in Paradise, others ... are cheerful in a graveyard.

A disbelief in God does not result in a belief in nothing; disbelief in God usuallyresults in a belief in anything.

We must rejoice when love is great, and pardon its excess, for love is the staff of life, and life without love is life in vain.

Vanity is easily forgiven, for we are all vain, and even as we laugh at the weakness of others we feel that their vanity has touched the responding chord of our own.

Compromise cannot be allowed in cases where the exact truth is ascertainable.

Yet as I cast my eye over the whole course of science I behold instances of false science, even more pretentious and popular than that of Einstein gradually fading into ineptitude under the searchlight; and I have no doubt that there will arise a new generation who will look with a wonder and amazement, deeper than now accompany Einstein, at our galaxy of thinkers, men of science, popular critics, authoritative professors and witty dramatists, who have been satisfied to waive their common sense in view of Einstein's absurdities.