分析的整个发展和运算过程现在都可以通过机械来执行。
人们要求言论自由作为他们很少使用的思想自由的补偿。
You can say so much with pictures that you don't need to say in words.
我不害怕跌倒，我害怕对跌倒的恐惧。
The more a person limits himself, the more resourceful he becomes.
预测未来的最好方式就是创造它。