He warns that inaction would lead to lower salaries, higher unemployment,lower profits and an increased number of people without insurance.

VOA: standard.2009.10.17

He constantly warns his son, who was kind of an n'er do well, that, "You better work hard, " Or, "You better work a little harder and pay more attention to what you're doing.

他不断提醒那一事无成的儿子,"你要加倍用功,哪怕只是稍微用点心,对你做的事要更上心

耶鲁公开课 - 欧洲文明课程节选

But he warns that some of Somalia's pirates are shifting their attentions from the Gulf of Aden and instead sailing further out in the Indian Ocean.

VOA: standard.2009.10.30

He warns that even though Google may start out by not charging for access to what it digitizes, it may eventually impose big fees to use its online library.

VOA: standard.2009.12.31