What is the ultimate benefit for mankind?

人类的终极利益是什么？

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My philosophy of life is work, I want to bring out the secrets of the nature and benefit for mankind.

我的人生哲学是工作，我要揭示大自然的奥妙，为人类造福。

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For example, the transportation systems that benefit mankind also create pollution and use up valuable energy resources.

例如，运输系统对人类有利，却会制造污染，并用尽珍贵的能源。

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However the important thing is he did not patent his vaccine either, and both their discoveries were donated for the benefit of mankind.

FORBES: How Much Money Did Jonas Salk Potentially Forfeit By Not Patenting The Polio Vaccine?

"I had no interest in pure mathematics and wanted to go beyond it and look at a phenomenon which is happening in nature for the benefit of mankind, " says Tulsi on his decision to join IISc.

BBC: Indian prodigy aims high

" In May 2005, China's foreign ministry spokesman Kong Quan told an audience, "Space is our shared treasure which should be used for the benefit of all mankind.

CENTERFORSECURITYPOLICY: 2007: A Chinese space odyssey