可持续性不是潮流,而是唯一的前进道路。
To exhibit is to make a political statement, whether you want it or not.
Every great advance in natural knowledge has involved the absolute rejection of authority.  
问题的根本原因在于,在现代世界中,愚蠢的人总是自信满满,而聪明的人却充满怀疑。
If we take from the land, we must give back in equal measure.