Not a man, not a sail, upon the sea; the very largeness of the view increased the sense of solitude.
海上不见一人，也不见一帆；景色越辽阔，孤独之感反而越深。
— Robert Louis Stevenson · Treasure Island · XXXII · The Treasure-hunt—The Voice Among the Trees —
键盘照着敲一遍，更容易记住。
不用找输入框，直接敲键盘。