It takes a couple of years just Posted on August 24, 2017August 24, 2012 by admin “It takes a couple of years just to get the background and knowledge that you need before you can go into detailed training for your mission.” — Sally Ride Author: Sally Ride Category: knowledge Tags: knowledge, Sally Ride Spread the love Related posts: The possession of knowledge does not kill Cherish that which is within you, and The True method of knowledge is experiment. To that class we may leave it