As wise men do not flatter people, they do not promote them either.
The spirit condemns everything it does not envy.
Paul Valery
What doesn't kill me makes me stronger
Friedrich Nietzsche
Ingratitude is the most horrendous of all sins.
Alexandre Herculano
Charity is forgiving, not compromising.
Manuel Tamayo and Baus
There has never been a great intelligence without a streak of madness.
Aristotle