Envy ... is one form of a vice, partly moral, partly intellectual, which consists in seeing things never in themselves but only in their relations.

There is no greater reason for children to honour parents than for parents to honour children except, that while the children are young, the parents are stronger than children.

Science can teach us, and I think our hearts can teach us, no longer to look around for imaginary supporters, no longer to invent allies in the sky, but rather to look to our own efforts here below to make the world a fit place to live.

The commonest objection to birth control is that it is against nature.

Cruel men believe in a cruel god and use their belief to excuse their cruelty. Only kindly men believe in a kindly god, and they would be kindly in any case.

Indignation is a submission of our thoughts, but not of our desires.

In a democracy it is necessary that people should learn to endure having their sentiments outraged.