改变的秘诀是将你所有的精力集中在建设新事物上,而不是与旧事物斗争。
可持续性不仅仅是一个流行词,更是我们对后代的责任。
Those who do not remember the past are condemned to repeat it.
Pride relates more to our opinion of ourselves, vanity to what we would have others think of us.