Heaven knows what seeming nonsense may not tomorrow be demonstrated truth.

Ideas won't keep. Something must be done about them.

Philosophy begins in wonder. And, at the end, when philosophic thought has done its best, the wonder remains.

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

But harmony is limitation. Thus rightness of limitation is essential for growth of reality. Unlimited possibility and abstract creativity can procure nothing.

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.

For successful education there must always be a certain freshness in the knowledge dealt with. It must be either new in itself or invested with some novelty of application to the new world of new times. Knowledge does not keep any better than fish. You may be dealing with knowledge of the old species, with some old truth; but somehow it must come to the students, as it were, just drawn out of the sea and with the freshness of its immediate importance.