When there is an income tax, the just man will pay more and the unjust less on the same amount of income.
When you swear, swear seriously and solemnly, but at the same time with a smile, for a smile is the twin sister of seriousness.
I have hardly ever known a mathematician who was capable of reasoning.
The beginning is the chiefest part of any work.
Who are the true philosophers? Those whose passion is to love the truth.
The physician, to the extent he is a physician, considers only the good of the patient in what he prescribes, and his own not at all