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They are not monuments, but footprints. A monument only says, 'At least I got this far,' while a footprint says, 'This is where I was when I moved again.'
写作是我向自己解释自己生活的唯一方式。
物理定律产生了复杂的结构,至少在一种情况下,一个复杂的结构产生了物理定律。