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需求对象的残缺不全,正是幸福的必不可少的条件之一。
在科学的道路上,失败和成功同样重要,它们都是通向真理的阶梯。
The notion of truth is not definable in any formal system that is strong enough to include arithmetic.
I don't want other people to decide who I am. I want to decide that for myself.