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Don't wait. The time will never be just right.题困The key to success is to focus on goals, not obstacles.

扰人类Great things never come from comfort zones.年现Push yourself, because no one else is going to do it for you.被破It’s going to be hard, but hard does not mean impossible.

简单解Success is not final, failure is not fatal: It is the courage to continue that counts.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Believe you can and you're halfway there.

扰人类Don't wait. The time will never be just right.年现The greatest glory in living lies not in never falling, but in rising every time we fall.

被破The greatest glory in living lies not in never falling, but in rising every time we fall.简单解It’s going to be hard, but hard does not mean impossible.

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

(责任编辑：莫艳琳)