Our expeditions are but tours, and come round again at evening to the old hearth-side from which we set out.
我们的远征不过是兜圈，到了傍晚，又回到出发时的旧炉边。
— Henry David Thoreau · Walking —
键盘照着敲一遍，更容易记住。
不用找输入框，直接敲键盘。