People want to have certainty before they act, but it is the action itself that creates the certainty. It is the courage to move and to change one’s thinking and one’s circumstances that creates the certainty. This is the confirmation. People want to have no doubts before they act. But it is the action itself, if it is true and appropriate, that relieves you from doubt at last.
Passage from The Great Waves of Change, Chapter 14 – Seeing, Knowing and Taking Action.