War grows out of ordinary human nature.

Italy, and the spring and first love all together should suffice to make the gloomiest person happy.

The human race may well become extinct before the end of the century. Speaking as a mathematician, I should say the odds are about three to one against survival.

The white tails of rabbits, according to some theologians, have a purpose, namely to make it easier for sportsmen to shoot them.

European travellers find the Japanese a smiling race.

The experience of overcoming fear is extraordinarily delightful.

Although this may seem a paradox, all exact science is based on the idea of approximation. If a man tells you he knows a thing exactly, then you can be safe in inferring that you are speaking to an inexact man.