We may convince others by our arguements, but we can only persuade them by their own
Old age deprives the intelligent man only of qualities useless to wisdom.
The evening of a well spent youth brings it's lamps with it.
The simple-hearted and sincere never do more than half deceive themselves.
Without the spiritual world the material world is a disheartening enigma.
A fluent writer always seems more talented than he is. To write well, one needs a natural felicity and an acquired difficulty.