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The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
你必须能够在犯错时承认并继续前进。
我们每个人,都需要一个能给自己道别之吻的人。
The best way to be happy is to let go of what you can’t control.
The advancement of mathematics is due to those who are driven not by the desire for application but by the joy of discovery.
The most important thing in communication is hearing what isn't said.