“But you must keep your head above the waves. It’s so difficult, but you are tough. Even if you don’t feel it at the time, the very fact that you’re still breathing in and out means you’re fighting back against the tide that wants to sweep you away. Don’t let it. After a while I promise it will become easier to tread water, and finally you’ll learn to swim against the current. The friction you’ll face will build your muscles, bones, and sinew—the very fabric of your being will be shaped by this journey. The toughest one you’ve ever taken, surely . . . but you will become something greater because of it. You have to. Otherwise, what was the point?”