To know how to do something well is to enjoy it.

Science and religion, religion and science, put it as it may, they are the two sides of the same glass, through which we see darkly until these two focus together, reveal the truth.

The rich are always afraid.

Purposeless activity may be a phase of death.

Integrity is honesty carried through the fibres of the being and the whole mind, into thought as well as action so that the person is complete in honesty. That kind of integrity I put above all else as an essential to leadership.

It is natural anywhere that people like their own kind, but it is not necessarily natural that their fondness for their own kind should lead them to the subjection of whole groups of other people not like them.

Some of the biggest failures I ever had were successes.