In most sciences one generation tears down what another has built and what one has established another undoes. In mathematics alone each generations adds a new story to the old structure. – Hermann Hankel
What with making their way and enjoying what they have won, heroes have no time to think. But the sons of heroes – ah, they have all the necessary leisure. – Aldous Huxley
There is no nonsense so gross that society will not, at some time, make a doctrine of it and defend it with every weapon of communal stupidity. – Robertson Davies