产品是企业的根本,没有好的产品一切都是空谈。
The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.
Liberty is obedience to self-imposed law.
大众不是一个参照物,而是一个对象。
I want my books to be a mirror, not a window.