Dr.Oduor says in reality, only 1.3 percent of the blood collected is found to be HIV-positive.

VOA: standard.2010.06.04

If we only ask these questions, we will miss,literally miss an important part of reality, just like you missed the children on the bus in the exercise.

如果我们只问了这些问题，就会错过现实中很重要的部分，像你们在练习中没看到公车上的孩子一样。

哈佛公开课 - 幸福课课程节选