数学证明的美在于它的简洁性和必然性。
你的时间有限,所以不要浪费在过别人的生活上。
I'm not perfect, but I'm trying my best.
Innovation is the key to the continued growth and success of the Internet.
In every society, there are voices that are silenced; literature gives them a chance to speak.
我不需要完美。我只需要足够好。