Reasonable people can revise their prior conclusions based on new evidence. For example until recently I was in the crowd of people who thought - why do we need

Reasonable people can revise their prior conclusions based on new evidence. For example until recently I was in the crowd of people who thought - why do we need such massive military spending when we could do so much more with that money?! Well, I am kind of thinking now that we may need to keep the military spending as it is after all.