The adjective is the enemy of the noun. Variant: The adjective is the enemy of the substantive.
God is always on the side of the heaviest battalions.
The interest I have to believe a thing is no proof that such a thing exists.
He who has heard the same thing told by 12,000 eye-witnesses has only 12,000 probabilities, which are equal to one strong probability, which is far from certain.
I keep to old books, for they teach me something; from the new I learn very little
The instinct of a man is to pursue everything that flies from him, and to fly from all that pursue him.