The sweetest pleasures are those which are hardest to be won.

The same principle that forbids me to lie does not allow me to tell the truth.

God, great principle of all minor principles, God, who is Himself without a principle, could not conceive Himself, if, in order to do it, He required to know His own principle.

Hope is nothing but a deceitful flatterer accepted by reason only because it is often in need of palliatives.

Love is three quarters curiosity.

As for myself, I always willingly acknowledge my own self as the principal cause of every good and of every evil which may befall me; therefore, I have always found myself capable of being my own pupil, and ready to love my teacher.

If you want to make people laugh, your face must remain serious.