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Think of it! With VLSI we can pack 100 ENIACS in 1 sq. cm.

The greatest tragedy of modern life is that we have everything we want, but nothing we need.

酸和堿不是絕對的，而是相對的。

I was messed up for a long time.

In computational complexity, we are not just dealing with the limits of what we can compute, but also with the limits of what we can prove.