...The world wouldn't be the world, without trouble.

The knowledge of the past times and of the places of the earth is both an ornament and nutriment to the human mind.

A good painter has two main objects to paint, man and the intention of his soul.

The motions of men must be such as suggest their dignity or their baseness.

It vexes me greatly that having to earn my living has forced me to interrupt the work and to attend to small matters.

In the days of thy youth seek to obtain that which shall compensate the losses of thy old age.

When you put your hand in a flowing stream, you touch the last that has gone before and the first of what is still to come.