如果一个人只希望幸福,这很容易实现;但我们希望比别人更幸福,这总是困难的,因为我们相信别人比他们实际更幸福。
创新不是单一事件,而是一个过程。
"We are all agreed that your theory is crazy. The question which divides us is whether it is crazy enough to have a chance of being correct."