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"You can never know everything, and part of what you know is always wrong."
你永远无法知晓一切,而你所知的一部分总是错误的。
The capacity of the human mind for formulating and solving complex problems is very small compared with the size of the problems whose solution is required for objectively rational behavior in the real world.
Markets alone won't solve all development challenges - we need smart interventions too.
We don't inherit the earth from our ancestors; we borrow it from our children.