Everything else is across the ground. In basketball you go up a little bit, but not anywhere near as cool.

VOA: special.2009.12.09

So it was a little risky but safe in the end because I didn't do anything else with it.

所以它有点冒险但是最终是安全的,因为我没用它做其它的操作。

哈佛公开课 - 计算机科学课程节选