Great men are true men, the men in whom nature has succeeded. They are not extraordinary — they are in the true order. It is the other species of men who are not what they ought to be. – Henri Frederic Amiel
The deviation of man from the state in which he was originally placed by nature seems to have proved to him a prolific source of disease. – Edward Jenner
One hardly knows where, in the history of science, to look for an important movement that had its effective start in so pure and simple an accident as that which led to the building of the great Washington telescope, and went on to the discovery of the satellites of Mars. – Simon Newcomb
