The most exciting breakthroughs of the 21st century will not occur because of technology but because of an expanding concept of what it means to be human.
可持续性不仅仅是一种趋势,更是我们对后代的责任。
解释:处在有利的地位上想到道义,处在困难之中想到保持纯正。
The best preparation for tomorrow is doing your best today.