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Keep your face always toward the sunshine, and shadows will fall behind you.

学难You don’t have to be great to start, but you have to start to be great.题困In the midst of winter, I found there was, within me, an invincible summer.

扰人类It’s going to be hard, but hard does not mean impossible.年现The way to get started is to quit talking and begin doing.被破The key to success is to focus on goals, not obstacles.

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You don’t have to be great to start, but you have to start to be great.

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

被破Dream it. Wish it. Do it.简单解Believe you can and you're halfway there.

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You don’t have to be great to start, but you have to start to be great.

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