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: Dhirajlal Hirachand "Dhirubhai" Ambani was an Indian business tycoon who founded Reliance Industries in Bombay with his cousin. He had been figured in the The Sunday Times top 50 businessmen in Asia.