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The best performance improvement is the transition from the nonworking state to the working state.
A truth ceases to be true when more than one person believes in it.
The right of a nation to kill a tyrant in case of necessity can never be doubted until the right of a tyrant to kill a nation has been proved.
童话比真实更真实:不是因为它们告诉我们龙存在,而是因为它们告诉我们龙可以被击败。