Thinking for oneself is, beyond a doubt, a laudable goal. But there are three problems with the idea that it is a good way to ward off error. The first is that the glorification of independent thought can easily become a refuge for holders of utterly oddball beliefs. You can dismiss any quantity of informed and intelligent adversaries if you choose to regard them as victims of a collective, crowd-driven madness, while casting yourself as the lone voice of truth. The second problem is that (as we have seen), our own direct observations and experiences are not necessarily more trustworthy than
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