我坚信这个理论：你付出多少就会得到多少。
I’m a firm believer in the theory that you only get out what you put in.
弦理论的景观是广阔而复杂的，可能有10^500个不同的可能宇宙。
People of the same trade seldom meet together， even for merriment and diversion， but the conversation ends in a conspiracy against the public， or in some contrivance to raise prices.
伟大的工程是无形的——它只是无缝地运作。