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I want to bring out the secrets of nature and apply them for the happiness of man I don't know of any better service to offer for the short time we are in the world (Thomas Edison , American inventor) 我想揭示大自然的秘密，用来造福人类。我认为，在我们的短暂一生中，最好的贡献莫过于此了。 (美国发明家 爱迪生 T)
Science and technology are advancing so quickly that __is an impossibility todaymay be a reality tomorrow科技进步是如此的快，以至于今天的不可能，明天就成为现实