The young people here are hard at play, and the Muslim elders are hard at work trying to keep them engaged in positive activities.

VOA: standard.2009.12.20

And it is not about giving either time out or motivation to keep people engaged.

也不是通过腾出时间或,加强动机以使人们参与。

麻省理工公开课 - 媒体、教育、市场课程节选