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In the midst of winter, I found there was, within me, an invincible summer.

学难You don’t have to be great to start, but you have to start to be great.题困The greatest glory in living lies not in never falling, but in rising every time we fall.

扰人类Don’t stop when you’re tired. Stop when you’re done.年现You don’t have to be great to start, but you have to start to be great.被破The greatest glory in living lies not in never falling, but in rising every time we fall.

简单解Great things never come from comfort zones.学难Dream it. Wish it. Do it.

题困The only way to do great work is to love what you do.

扰人类The harder you work for something, the greater you’ll feel when you achieve it.年现The greatest glory in living lies not in never falling, but in rising every time we fall.

被破Wake up with determination. Go to bed with satisfaction.简单解Don't wait. The time will never be just right.

学难Success is not final, failure is not fatal: It is the courage to continue that counts.题困Keep your face always toward the sunshine, and shadows will fall behind you.

(责任编辑：老头)