Change

Aldous Huxley
There's only one corner of the universe you can be certain of improving, and that's your own self.

German proverb
To change and to change for the better are two different things.

Henry Ward Beecher
Troubles are often the tools by which God fashions us for better things.

Martin Horner
What is important is to keep learning, to enjoy challenge, and to tolerate ambiguity. In the end there are no certain answers.

Zig Ziglar
What you get by achieving your goals is not as important as what you become by achieving your goals.

Benjamin Haydon
When a man is no longer anxious to do better than well, he is done for.

Charles F. Kettering
You can't have a better tomorrow if you are thinking about yesterday all the time.

John Ruskin
You will find that the mere resolve not to be useless, and the honest desire to help other people, will, in the quickest and delicatest ways, improve yourself.