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Quality is remembered long after price is forgotten.
With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.
There is only one boss. The customer. And he can fire everybody in the company from the chairman on down, simply by spending his money somewhere else.
人需要经历痛苦。经历痛苦后,人就会变得强大。
生活中最大的荣耀不在于从不跌倒,而在于每次跌倒后都能站起来。
学习的速度决定成长的速度。
In mathematics, the simplest questions often lead to the most profound discoveries.