That knowledge which adds greatness to character is knowledge so handled as to transform every phase of immediate experience.

Art is the imposing of a pattern on experience, and our aesthetic enjoyment is recognition of the pattern.

Many a scientist has patiently designed experiments for the purpose of substantiating his belief that animal operations are motivated by no purposes. He has perhaps spent his spare time in writing articles to prove that human beings are as other animals so that 'purpose' is a category irrelevant for the explanation of their bodily activities, his own activities included. Scientists animated by the purpose of proving that they are purposeless constitute an interesting subject for study.

Vigorous societies harbor a certain extravagance of objectives, so that men wander beyond the safe provision of personal gratifications.

The point about zero is that we do not need to use it in the operations of daily life. No one goes out to buy zero fish. It is in a way the most civilised of all the cardinals, and its use is only forced on us by the needs of cultivated modes of thought.

People make the mistake of talking about 'natural laws.' There are no natural laws. There are only temporary habits of nature.

That knowledge which adds greatness to character is knowledge so handled as to transform every phase of immediate experience.