One of the main causes of trouble in the world is dogmatic and fanatical belief in some doctrine for which there is no adequate evidence

The happiness that is genuinely satisfying is accompanied by the fullest exercise of our faculties and the fullest realization of the world in which we live.

The purpose of education is to teach a defense against eloquence.

All movements go too far.

Speaking psycho-analytically, it may be laid down that any "great ideal" which people mention with awe is really an excuse for inflicting pain on their enemies. Good wine needs no bush, and good morals need no bated breath.

There are two motives for reading a book; one, that you enjoy it; the other, that you can boast about it.

Against my will, in the course of my travels, the belief that everything worth knowing was known at Cambridge gradually wore off. In this respect my travels were very useful to me.