这就是人类第一个划时代的变革,人类建立了家庭,形成了某种形式的私有制,也给自己带来了无穷无尽的争吵和冲突。
我不是一个喜欢传统的人。
"The lifeblood of any business is its customers."
The key to sustainable development is to balance economic growth and environmental protection.