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: Isaac Ambrose was an English Puritan divine. He graduated with a BA. from Brasenose College, Oxford, on 1624. He obtained the cure of St Edmund’s Church, Castleton, Derbyshire in 1627. He was one of king's four preachers in Lancashire in 1631.