The care that is filling your mind at this moment, or but waiting till you lay the book aside to leap upon you--that need which is no need, is a demon sucking at the spring of your life. "No; mine is a reasonable care--an unavoidable care, indeed." Is it something you have to do this very moment? "No." Then you are allowing it to usurp the place of something that is required of you this moment. "There is nothing required of me at this moment." Nay but there is--the greatest thing that can be required of man. ""Pray, what is it?" Trust in the living God....

George MacDonald. AN ANTHOLOGY: 365 READINGS, EDITED BY C.S. LEWIS.