Activities provide their own motive force. … What we think of as our pushing is often the pushing of the activity.

Activities provide their own motive force. … What we think of as our pushing is often the pushing of the activity.

活动提供自己的动力。我们所认为的“推动”往往是活动的推动。

-- Shraga Silverstein 施拉格·西尔弗斯坦