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过去是一个陌生的国度;那里的人做事方式不同。
在数学中,你并不理解事物。你只是习惯了它们。
The goal of software engineering is to control complexity, not to create it.
"The study of mind must be grounded in biology."
克服恐惧的最好方式是用勇气面对它。
Happiness is the key to life. Without happiness, you have nothing.