Make no mistake about it: Computers process numbers - not symbols. We measure our understanding (and control) by the extent to which we can arithmetize an activity.

我知道要达到顶峰需要付出多少努力，但保持在那里需要更多。

Abstraction allows for a kind of freedom that representation sometimes doesn't.

The past is a wound that never heals.

The key to successful investing is to have a clear understanding of the market, the risks involved, and a disciplined approach.

功能延迟绑定；数据结构诱导绑定。道德：在编程过程中后期构造数据。