Cut quarrels out of literature, and you will have very little history or drama or fiction or epic poetry left.

Knowledge is power only if man knows what facts not to bother with.

Most of us believe in trying to make other people happy only if they can be happy in ways which we approve.

One of the greatest joys known to man is to take a flight into ignorance in search of knowledge.

[History is] the story of the magnificent rear-guard action fought during several thousand years by dogma against curiosity.

Every man of genius is considerably helped by being dead.

Cut quarrels out of literature, and you will have very little history or drama or fiction or epic poetry left.