You can say the opposite of something you've said but you can't do the opposite of something you've done.
Pride in a man is confused with dignity; in a woman, with self-love.
I fear only that which I love, says man, according to Montaigne. Woman replies: I love only that which I fear.
Theology is the logic of the Devil.
When the English have scored a goal, they think nothing more remains to be done.
Who learns most from a good book is the author.