The only thing I can rely on is my own perception, and that is always changing.

The most important property of a program is whether it accomplishes the intention of its user.

下一代不会问我们说了什么，而是问我们做了什么。

If you want to change the world, start by changing the way you think.

有了实际工作，宝宝的自我意识就会逐渐发展、强化。