美国发明家爱迪生。

Thomas Edison, American inventor.

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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。

I don "t know of any better service to offer for the short time we are in the world." (Thomas Edison, American inventor).

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如果你希望成功，当以恒心为良友，以以经验为参谋，以谨慎为兄弟，以希望为哨兵。——美国发明家爱迪生。

If you wish to succeed, you should use persistence as your good friend, experience as your reference, prudence as your brother and hope as your sentry. — Thomas Edison.

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