经济学家正确地预测了过去五次衰退中的九次。
I don't have any particular recipe [for developing new proofs] ... It is the reason why doing research is challenging as well as attractive. It's like being lost in a jungle and trying to use all the knowledge that you can gather to come up with some new tricks, and with some luck you might find a way out.
我的作品是我对世界的回应。
Psychology should focus on how the mind functions to solve practical problems, not just its abstract structure.
I don't want to be a tree; I want to be its meaning.