后存Don’t stop when you’re tired. Stop when you’re done.

真实The key to success is to focus on goals, not obstacles.原因The way to get started is to quit talking and begin doing.

后存Don't wait. The time will never be just right.真实The key to success is to focus on goals, not obstacles.原因Do something today that your future self will thank you for.

后存Don’t stop when you’re tired. Stop when you’re done.真实Keep your face always toward the sunshine, and shadows will fall behind you.

原因The harder you work for something, the greater you’ll feel when you achieve it.

后存Believe you can and you're halfway there.真实Wake up with determination. Go to bed with satisfaction.

原因The key to success is to focus on goals, not obstacles.后存In the midst of winter, I found there was, within me, an invincible summer.

真实The key to success is to focus on goals, not obstacles.原因The key to success is to focus on goals, not obstacles.

(责任编辑：郑晟)