The price of freedom is eternal vigilance.
Abundance is not something we acquire. It is something we tune into.
Program testing can be used to show the presence of bugs, but never to show their absence!
Successful entrepreneurs must possess both idealism and realism.
I have no ideas about what the paintings imply about the world. I think it's better if I don't know.
我对这些画暗示世界什么没有想法，我觉得不知道更好。