人的本性就是贪婪，但没有贪婪社会就不会进步。

Human nature is greedy, but no greedy society will not progress.

youdao

如果人人都可以不受限制地使用他的天赋，自由安排他的劳动成果，那么社会进步就不会停止、不会中断、不会失败。

And if everyone enjoyed the unrestricted use of his faculties and the free disposition of the fruits of his labor, social progress would be ceaseless, uninterrupted, and unfailing.

youdao