广泛地学习，详尽地探究，慎重地思考，清楚地辨别，忠实地执行。

The books that everybody admires are those that nobody reads.

The most expensive thing in the world is trust. It can take years to earn and just a matter of seconds to lose.

进步的艺术是在变化中保持秩序，在秩序中保持变化。