数学中最令人兴奋的时刻是当你发现一些隐藏在显而易见之处的东西。
要记住,人之所以走入迷途,并不是由于他的无知,而是由于他自以为知。
千丈长的大堤,会因为蝼蚁的小洞而溃决
A good book is a conversation between the author and the reader.
道是虚无中最真实的存在;术是变化中最玄妙的技艺。
The most successful companies are those that care deeply about their people.