成功的关键不仅在于制造产品，还在于理解使用它的人。
The key to success is not just in making a product, but in understanding the people who use it.
A través de la literatura, podemos entender el mundo y a nosotros mismos.
To be an artist is to see what others don't.
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
The only limit to our realization of tomorrow will be our doubts of today.