The hardest thing about being a director is figuring out what to do next.

I don't compete with anyone but myself.

监狱里的高墙实在是很有趣。刚入狱的时候，你痛恨周围的高墙；慢慢地，你习惯了生活在其中；最终你会发现自己不得不依靠它而生存。这就是体制化。

Digital skills are as essential as reading and writing in today's world.

Insight is the sudden comprehension of the relations among the parts of a problem.

解释：辅与车互相依存，嘴唇没有了，牙齿就要受寒。