计算机科学中真正的挑战不是编写程序，而是理解计算的本质。
The real challenge in computer science is not to write programs, but to understand the nature of computation.
解释：不在农忙时役使百姓而耽误农时，那么可以保证百姓富裕。
"Escribir sobre violencia no es glorificarla, sino exponer sus raíces para poder erradicarla."
Acquiring things will rarely bring you deep satisfaction. But acquiring experiences will.