He called for support of its mainstream spiritual leaders, saying terrorism can also be confronted through spirituality and high ethical standards.

VOA: standard.2010.04.01

There might be ethical reasons--perfectly good, sensible, ethical reasons--for choosing Beta in this game.

那就涉及到道德的因素了,人们出于道德的原因可能会选β

耶鲁公开课 - 博弈论课程节选

I think this is not only impractical but not ethical and I would not be able to look into the eyes of my dogs when I go home at night.

我认为这不仅不切实际,而且还不道德,晚上回家,我都不敢面对自家的狗了。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选