I encourage active skepticism - when people are being skeptical because they're trying to identify the best course of action. They're trying to identify the next step for themselves or other people.
“If we would only give, just once, the same amount of reflection to what we want to get out of life that we give to the question of what to do with a two weeks' vacation, we would be startled at our false standards and the aimless procession of our busy days.”