可持续性不仅仅是一个流行词;它是我们对后代的责任。
The writer must be a heretic, a questioner of all absolutes.
The thing about life is that it's never the way you think it's going to be.
成功不是终点,失败也不是致命的:继续前进的勇气才是最重要的。
The most perfect education, in my opinion, is such an exercise of the understanding as is best calculated to strengthen the body and form the heart.