One person with a belief is equal to ninety-nine who have only interests.

All desirable things... are desirable either for the pleasure inherent in themselves, or as a means to the promotion of pleasure and the prevention of pain.

The world would be astonished if it knew how great a proportion of its brightest ornaments, of those distinguished even in popular estimation for wisdom and virtue, are complete sceptics in religion.

If it were felt that the free development of individuality is one of the leading essentials of well-being; that it is not only a coordinate element with all that is designated by the terms civilisation, instruction, education, culture, but is itself a necessary part and condition of all those things; there would be no danger that liberty should be undervalued.

When one's ideas are not challenged, one's ability to defend them weakens.

The ne plus ultra of wickedness ... is embodied in what is commonly presented to mankind as the creed of Christianity.

A person whose desires and impulses are his own - are the expression of his own nature, as it has been developed and modified by his own culture - is said to have a character. One whose desires and impulses are not his own, has no character, no more than a steam-engine has character.