Certainly the best works, and of greatest merit for the public, have proceeded from the unmarried, or childless men.
A much talking judge is an ill-tuned cymbal.
If money be not thy servant, it will be thy master. The covetous man cannot so properly be said to possess wealth, as that may be said to possess him.
Truth ... is the sovereign good of human nature.
If I sit and daydream, the images rush by like a succession of colored slides.
Observation and experiment for gathering material, induction and deduction for elaborating it: these are are only good intellectual tools.