To solve a problem or to reach a goal, you don't need to know all the answers in advance. But you must have a clear idea of the problem or the goal you want to reach.
Bio: Hermine Santruschitz, better known as Miep Gies, was one of the Dutch citizens who hid Anne Frank, her family and four other Jews from the Nazis in an annex above Anne's father's business premises during World War II.