平生莫做皱眉事，世上应无切齿人。
译文：人不要做伤天害理之事，就不会有人恨得咬牙切齿。赏析：人做坏事自然就会有人讨厌，甚至是除之而后快的心。人做坏事，就是给自己带去祸患。
Better never means better for everyone... It always means worse, for some.
Freedom is nothing else but a chance to be better.
子夏说：“重贤轻色、尽心孝顺父母、尽力献身国家、交朋友言而有信的人，即使没有高等学历，我也认为他已经受到了良好的教育。”
With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.
The future belongs to materials that perform exceptionally while leaving minimal environmental footprints.