I think on some level, that's a fear that exists in everybody, that if we're tested, we won't make the courageous choice. We won't make the decision that would make us heroic. We make the decision that would reveal us to be all too human.
To search for unasked questions, plus questions to put to already acquired but unsought answers, it is vital to give full play to the imagination. That is the way to create truly original science.