Insight, untested and unsupported, is an uncertain guarantee of the truth.

A world full of happiness is not beyond human power to create; the obstacles imposed by inanimate nature are not insuperable. The real obstacles lie in the heart of man, and the cure for these is a firm hope, informed and fortified by thought.

Admiration of the proletariat, like that of dams, power stations, and aeroplanes, is part of the ideology of the machine age.

We may often do as we please - but we cannot please as we please.

[There has been] every kind of cruelty practiced upon all sorts of people in the name of religion.

The man who only loves beautiful things is dreaming, whereas the man who knows absolute beauty is wide awake.

All who are not lunatics are agreed about certain things : That it is better to be alive than dead, better to be adequately fed than starved, better to be free than a slave