Be silent when you are criticised so that you can hear the critiques well!
Night is the fatherland of the great inspirations.
All we do is to rise and to fall; and in between these two activities, we sleep!
Do not discuss the religious matters with people; do not waste your valuable time to discuss the untruth! Your time is short; spend it for the science and the art!
Countries are rarely governed by the ethical and good people.
Kings also sleep; but the clever ones, with one eye open, just like dolphins and whales