The best time to plant a tree was 20 years ago. The second best time is now.
History is not just a record of events; it is the soul of a people, their dreams and struggles.
一个人能做的最好的事情就是帮助另一个人了解更多。
The truth is rarely pure and never simple.
——在广东和朋友谈自己的主张,1921年
过去是跟随我们的影子,但前方的光指引我们的脚步。
可持续化学的未来在于开发在温和条件下工作的催化剂。
The best way to be happy is to be grateful.