[dharmach]

On the flip side, all with nuanced, grey opinions will be left with no motivation to act and the fanatic, opinionated people will act.

In a war if the leader has to select an army of thinkers & intellectuals versus that of fanatics & fundamentalists, which one will he choose?

[anigbrowl]

Quite true. It's also the case that some situations demand a timely response, eg when a violation of some fundamental principle is occurring and ought to be interrupted. Intellectualizing everything can become an excuse for passivity. To be clear, if one is uncertain about what's going on it's generally better to hold back, but there are circumstances where someone does comprehend an issue clearly and simply wants to shirk an unpleasant engagement with it.