Charities must treat donors as if they were shareholders.
There is nothing shameful about being efficient.
What's dangerous is the concentration of wealth in the hands of a few individuals.
The billionaire who sits on his money and doesn't do anything for the common good - I'm not interested in that person.
Historically, over the last two or three hundred years, the relationship that we've had with money as a society - having money, talking about money - has been a little bit of a shameful thing. Splashing money about is clearly wrong, but there's nothing wrong about giving it back.
I think I was born into an incredibly fortunate environment.
I see my boys about 10 days every month. And, yes, they are the most important people in my life.
With wealth, one is in a position of responsibility. You must try to help others. It is as simple as that.