The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

Never underestimate the power of a well-designed experiment.

我的父亲是我最好的朋友和最伟大的榜样。

自由不是让你想做什么就做什么，自由是教你不想做什么，就可以不做什么。

Variant: All human actions have one or more of these seven causes: chance, nature, compulsions, habit, reason, passion and desire.

You don't need a weatherman to know which way the wind blows.

A story is not like a road to follow...it's more like a house. You go inside and stay there for a while, wandering back and forth and settling where you like and discovering how the room and corridors relate to each other, how the world outside is altered by being viewed from these windows.

译文：富庶之地的百姓，善于经商，抓住时机谋利，财富积累到巨万。

"En América Latina, la realidad siempre supera a la ficción, pero es nuestro deber intentar alcanzarla."