When you serve on a board, you are in a fiduciary role; you are there to protect shareholders and that's the concept.

一旦你进入了董事会,你就成为了受托人,你的存在就是为了维护股东的利益,就是这样

耶鲁公开课 - 金融市场课程节选

You should, in your fiduciary duties as a board member, be trying to help them lower their taxes.

作为受托人的董事,应该帮助他们降低税金

耶鲁公开课 - 金融市场课程节选