The only real failure in life is not to be true to the best one knows.

Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.

Whether it's the best of times or the worst of times, it's the only time we've got.

It is no use saying, 'We are doing our best.' You have got to succeed in doing what is necessary.

In the practice of tolerance, one's enemy is the best teacher.

Nobody who ever gave his best regretted it.

Living well is the best revenge.

At his best, man is the noblest of all animals separated from law and justice he is the worst.

To love and win is the best thing. To love and lose, the next best.

The best way to navigate through life is to give up all of our controls.