恶魔往往用神圣的外表,引诱世人干最恶的罪行。
关于可持续海鲜选择的教育使消费者能够推动积极的变革。
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.