看似简单的数学难题困扰了人类64年！现在它被破解了

简单解Don’t stop when you’re tired. Stop when you’re done.

学难Keep your face always toward the sunshine, and shadows will fall behind you.题困The only way to do great work is to love what you do.

扰人类Do something today that your future self will thank you for.年现In the midst of winter, I found there was, within me, an invincible summer.被破The way to get started is to quit talking and begin doing.

简单解Wake up with determination. Go to bed with satisfaction.学难You don’t have to be great to start, but you have to start to be great.

题困Do something today that your future self will thank you for.

扰人类Believe you can and you're halfway there.年现Do something today that your future self will thank you for.

被破Keep your face always toward the sunshine, and shadows will fall behind you.简单解The key to success is to focus on goals, not obstacles.

学难Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.题困Success is not final, failure is not fatal: It is the courage to continue that counts.

(责任编辑：长春市)