和平不是战争的缺席，而是建立在性格坚强的美德之上。
世界建立在数字的力量之上。
The freedom then of man, and liberty of acting according to his own will, is grounded on his having reason, which is able to instruct him in that law he is to govern himself by, and make him know how far he is left to the freedom of his own will.
我认为忠于自己和自己的价值观很重要。
The language of chemistry is universal, transcending borders and cultures.