我们必须不断地跳下悬崖，并在下落的过程中长出翅膀。
We have to continually be jumping off cliffs and developing our wings on the way down.
跑步不是要比别人好，而是要比过去的自己更好。
发球是网球中最重要的一击。
Every time you make a choice, you are turning the central part of you into something a little different from what it was before.
最后，正如丘吉尔指出的那样，你总是可以指望美国人做正确的事情，但只有在他们尝试了其他一切之后。