唯一有趣的答案是那些摧毁问题的答案。

Leaders must be willing to take risks if they want to create meaningful change.

解释：不通过学习而能自己知道的，不去请教他人而能自己通晓的，从古到今没有这样的事。

"The past is a foreign country; they do things differently there."

最好的设计是那些将功能与美感无缝结合的设计。

Your most unhappy customers are your greatest source of learning.