People liked to talk about decisions as simple matters of pro and con, column A and column B, but Viv had never seen it that way. You learned everything you could about a problem; you held it all in your mind at once as pressure built, and built, until at last you broke, and acted. When the moment came, no matter how long you’d pondered or what pains you’d taken, the right words slipped from you as easy as a splinter working its way free.