战争不会在战斗停止时结束;它的回响会延续几代人。
Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.
让人获得自由是艺术的目的。
全球金融危机是现代历史上最严重的危机,需要采取非同寻常的应对措施。