570. Achievers are often described as lucky. But what about the years of toil?

- Sujit Mukerji

569. Keep your eyes on the stars, and your feet on the ground.

- Theodore Roosevelt

568. Don't watch the clock; do what it does. Keep going.

- Sam Levenson

567. A creative man is motivated by the desire to achieve, not by the desire to beat others.

- Ayn Rand

566. Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.

- Thomas A. Edison

565. Once you replace negative thoughts with positive ones, you'll start having positive results.

- Willie Nelson

564. Yesterday is not ours to recover, but tomorrow is ours to win or lose.

- Lyndon B. Johnson

563. Your attitude is like a box of crayons that color your world. Constantly color your picture gray, and your picture will always be bleak. Try adding some bright colors to the picture by including humor, and your picture begins to lighten up.

- Allen Klein

562. You have to learn the rules of the game. And then you have to play better than anyone else.

- Albert Einstein

561. The will to win, the desire to succeed, the urge to reach your full potential... these are the keys that will unlock the door to personal excellence.

- Confucius