Every mathematical problem has a solution; the challenge is finding it.
每个数学问题都有解答；挑战在于找到它。
梦想不是年轻人的专利，而是所有追求进步的人的共同语言。
Conflict is the gadfly of thought. It stirs us to observation and memory. It instigates to invention. It shocks us out of sheeplike passivity, and sets us at noting and contriving.
生存的规则永远不会改变，无论你是在沙漠还是在竞技场。
The only thing that separates successful people from the others is hard work.
我很久以前就决定不活在别人的阴影里；如果我失败了，或者成功了，至少我是按照自己的信念去做的。