互联网正在成为明日地球村的广场。
The Internet is becoming the town square for the global village of tomorrow.
我们在能源领域面临的挑战不仅仅是技术性的;它们深深植根于人性。
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.