The fixed person for the fixed duties who in older societies was such a godsend, in future will be a public danger.

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

Algebra is the intellectual instrument which has been created for rendering clear the quantitative aspects of the world.

The study of mathematics is apt to commence in disappointment.

Ninety percent of our lives is governed by emotion.

Learning preserves the errors of the past, as well as its wisdom. For this reason, dictionaries are public dangers, although they are necessities.

Philosophy asks the simple question: What is it all about?