Don't be afraid to ask questions. That's how you learn.
释义:推究古代的事例来验证今天的情况,从而避免困惑;先揣度事情的始末,后仔细考虑,从而应对突发情况。这是对借鉴历史、谨慎行事的智慧的强调。 
The less you reveal, the more people can wonder.
最好的创意不需要解释,只需要执行。