The propensity to truck, barter, and exchange one thing for another is common to all men, and to be found in no other race of animals.
强大的品牌是一次一个客户建立起来的。
一个物理符号系统具备一般智能行为的必要和充分条件。
我开始感觉自己像个说唱之神,说唱之神。
The only time success comes before work is in the dictionary.