Most people would sooner die than think; in fact, they do so.

Logic must no more admit a unicorn than zoology can.

There are two motives for reading a book; one, that you enjoy it; the other, that you can boast about it.

Mathematics takes us into the region of absolute necessity, to which not only the actual word, but every possible word, must conform.

In the great depression, things could only be set right by causing the idle plant to work again . . . Roosevelt . . . spent billions of public money and created a huge public debt, but by so doing he revived production and brought his country out of the depression. Businessmen, who in spite of such a sharp lesson continued to believe in old-fashioned economics, were infinitely shocked, and although Roosevelt saved them from ruin, they continued to curse him and to speak of him as 'the madman in the White House.' . . . [It's one more] striking example of inability to learn from experience.

War...seems a mere madness, a collective insanity.

In his youth, Wordsworth sympathized with the French Revolution, went to France, wrote good poetry and had a natural daughter. At this period, he was a bad man. Then he became good, abandoned his daughter, adopted correct principles and wrote bad poetry.