管理复杂性的关键在于关注组件之间的接口，而不是它们的内部细节。

如果你不坚持某些东西，你就会为任何事屈服。

The only way to do great work is to love what you do.

The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life. You can turn over a new leaf every hour if you choose.