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我们应该对一切事物保持冷漠。
I'm not a teacher, I'm a student.
You have to believe in yourself when no one else does.
The definition of a good mathematical problem is the mathematics it generates rather than the problem itself.
解释:评价一个人时,不能因为一点过失就抹杀他的功劳。
I'm the reason your hopes won't rise.