It is a good morning exercise for a research scientist to discard a pet hypothesis every day before breakfast. It keeps him young.
-- Konrad Lorenz
There's no point in being grown up if you can't be childish sometimes.
-- Doctor Who
We all have strength enough to endure the misfortunes of others.
-- Francois de La Rochefoucauld
Fanaticism consists in redoubling your effort when you have forgotten your aim.
-- George Santayana, Life of Reason (1905) vol. 1, Introduction