Someone told me that each equation I included in the book would halve the sales. In the end， however， I did put in one equation， Einstein’s famous equation， E = mcI hope that this will not scare off half of my potential readers.
有人告诉我在我书中每个方程式将会降低一半的销售量。结果，我确实放了一个方程式——爱因斯坦著名的等式，E=mc2。我发现这并没有吓跑我一半的潜在读者。
解决问题通常需要重新构建一个人对情境的心理表征。
Art is not about objects, but about relationships.
You have to trust your instincts.
"A journey is a person in itself; no two are alike. And all plans, safeguards, policing, and coercion are fruitless. We find after years of struggle that we do not take a trip; a trip takes us."
Sustainability isn't an option; it's our responsibility to future generations.
The value of drones lies in solving industry pain points.