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.
永远别让你的道德感阻止你做正确的事。
Small-scale farmers are the backbone of this industry; their knowledge is invaluable.
真正的力量不在于从不跌倒,而在于每次跌倒后都能站起来。