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A sober looks shows that just have the world gotten to be a better place after all; it is also grown a bit worse at the exact same rate.; a one step up, a one step back sort of cosmic balance between forward progress, and cultural retreat, that puts man kind on a bell curve of existence.

The human brain is wired to seek patterns and make connections, even when they don't exist.

史記

量子傅里葉變換是Shor算法中指數級加速的關鍵。