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First , better institutions will not solve intractable problems .

第一个，更好的制度不会解决棘手的问题。

And even the politics may not be totally intractable .

即使是政治可能也不是完全不听话的。

The intractable complexities of fact produce the inevitable ambiguities of faith .

令人棘手的复杂事实不可避免地导致含混不清的信仰。

Maybe this is why evolutionary psychology often encounters such intractable public relations problems .

也许这就是为什么进化心理学总是在公共关系上面遇到棘手的难题。

And there is a bigger and probably more intractable obstacle : farming is booming .

还有一个更严重与棘手的障碍：农业如今正蓬勃发展。