The best way to document a program is to document it.

The proletarian movement is the self-conscious, independent movement of the immense majority, in the interest of the immense majority.

我们不仅要追求技术的领先，更要追求技术的实用性和普及性。

The hardest part of designing a system is deciding what to build.

The best way to untangle a knotty tangle is not to “untie” the knots， but to keep pulling the loops apart wider and wider. Just make the mess as big， loose and open as possible. As you open up the knots they will unravel themselves. Works on cords， strings， hoses， yarns， or electronic cables.