世界上充满了自童年以来从未以开放的心态迎接开放门道的人。
The world is full of people who have never, since childhood, met an open doorway with an open heart.
The competitor to be feared is one who never bothers about you at all, but goes on making his own business better all the time.
The future of medicine lies in understanding chemistry at the molecular level.
切勿对已经敞开心胸的人闭上双唇。