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你以為早上醒來昨天就不算數(shù)了。但昨天才是真正算數(shù)的。還有什么呢？你的生命就是由那些日子組成的。沒有別的。

If memories had a smell, it would be the fragrance of camphor, sweet and secure, like clearly remembered happiness, sweet and melancholy, like forgotten sorrow.

We teach a subject not to produce little living libraries on that subject, but rather to get a student to think mathematically for himself.