Few friendships would survive if each one knew what his friend says of him behind his back.
Justice without force is powerless; force without justice is tyrannical.
We run carelessly to the precipice, after we have put something before us to prevent us seeing it.
Wisdom leads us back to childhood.
Dull minds are never either intuitive or mathematical.
Imagination cannot make fools wise, but it makes them happy, as against reason, which only makes its friends wretched: one covers them with glory, the other with shame.