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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。

Music is the universal language of mankind.

If you're not prepared to be wrong, you'll never come up with anything original.

The deepest theorems often have the simplest proofs - if you look at them from the right angle.

恐懼只是一道陰影。事實上，你比自己想象的要強大得多。