Agriculture is the foundation of manufacture and commerce.
每个词都知道一些恶性循环的事情。
对幼儿来说,妈妈的声音是具有特殊意义的参照物。
If you want to be the best, you have to do things that other people aren’t willing to do.
In programming, everything we do is a special case of something more general -- and often we know it too quickly.
没有风险的征服是没有荣耀的胜利。