When the hour of dire need draws nigh Keep the faculty of effort alive in you by a little gratuitous exercise every day. That is, be systematically ascetic or heroic in little unnecessary points, do every day or two something for no other reason than that you would rather not do it, so that when the hour of dire need draws nigh, it may find you not unnerved. William James, Principles of Psychology wisdomneed
Preparing for problems I firmly believe in Pasteur’s remark, “Luck favors the prepared mind.” In this way I can illustrate how the individual’s preparation before encountering the problem can often lead to recognition, formulation, and solution. Richard Hamming, The Art of Doing Science and Engineering: Learning to Learn Chance favors the prepared mind