历史学家必须是诗人,不是为了创造,而是为了重新创造。
Sometimes the simplest melodies carry the deepest emotions.
Sustainability isn't a choice anymore—it's a responsibility we owe to future generations.
False facts are highly injurious to the progress of science, for they often endure long.  
你不需要气象员来知道风往哪个方向吹。
肉体是悲伤的,唉,而我已读完所有的书。