One errs as long as one strives.

At the end of life thoughts hitherto impossible come to the collected mind, like good spirits which let themselves down from the shining heights of the past.

Time does not relinquish its rights, either over human beings or over mountains.

Everything which is properly business we must keep carefully separate from life. Business requires earnestness and method; life must have a freed handling.

Once you have missed the first buttonhole, you'll never manage to button up.

The artist has a twofold relation to nature; he is at once her master and her slave.

Divide and rule, the politician cries; unite and lead, is watchword of the wise.