We cannot remember too often that when we observe nature, and especially the ordering of nature, it is always ourselves alone we are observing.

The greater part of human misery is caused by indolence.

A man has virtues enough if he deserves pardon for his faults on account of them.

If an angel were to tell us about his philosophy, I believe many of his statements might well sound like '2 x 2= 13'.

Ask yourself always: how can this be done better?

To grow wiser means to learn to know better and better the faults to which this instrument with which we feel and judge can be subject.

A good metaphor is something even the police should keep an eye on.