61、科学决不是也永远不会是一本写完了的书。每一项重大成就都会带来新的问题。任何一个发展随着时间的推移都会出现新的严重的困难。
Science is by no means is never going to be a finished writing the book。 Every major achievement brings with it a new set of problems。 Any development over time will appear new serious difficulties。