在这种爱情中,最糟糕的,就是让你变得不浪漫的那种。
The worst of having a romance of any kind is that it leaves one so unromantic.
现代国家的特点是其能够以前现代国家无法做到的方式集中和使用权力。
I have called this principle, by which each slight variation, if useful, is preserved, by the term Natural Selection.  
Patience is bitter, but its fruit is sweet.
Technology in forestry should serve nature, not conquer it.