Passion, though a bad regulator, is a powerful spring.
Every artist was first an amateur.
In analysing history do not be too profound, for often the causes are quite superficial.
For every minute you remain angry, you give up sixty seconds of peace of mind.
As every man is hunted by his own daemon, vexed by his own disease, this checks all his activity.
That which we do not believe, we cannot adequately say; even though we may repeat the words ever so often.