The only way to get rid of a temptation is to yield to it.
材料设计的微小改变可以大幅减少环境影响。
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.
"You can't go back and change the beginning, but you can start where you are and change the ending."
你无法回到过去改变开头，但可以从现在开始改变结局。
There is no must in art because art is free.