In markets, you have rich years, and you have less rich years.

Charities must treat donors as if they were shareholders.

With wealth, one is in a position of responsibility. You must try to help others. It is as simple as that.

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.

There is nothing shameful about being efficient.