The point is exactly that you _can't_ just analyze every single situation that ever happens and then know what to do. That there's a huge amount of life experience for which there is no analytical solution. So you can't "just analyze" every single thing. What do you do then? Dispair? Or laugh.

The ancients eventually came up with the whole God thing to explain all confusion away but i have a feeling that happened after the evolutionary push to not kill yourself the first time you see lightening