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你的时间有限,所以不要浪费在过别人的生活上。
The quality of an organization is determined by the quality of its leadership.
做数学就是探索一个思想的宇宙,唯一的限制是你的想象力。
The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.
Do not follow where the path may lead. Go instead where there is no path and leave a trail.
Don't be afraid of challenges, because they make you grow.