When the PC was launched, people knew it was important.

We make the future sustainable when we invest in the poor, not when we insist on their suffering.

The general idea of the rich helping the poor, I think, is important.

Whether you believe it a moral imperative or in the rich world's enlightened self-interest, securing the conditions that will lead to a healthy, prosperous future for everyone is a goal I believe we all share.

There are ecosystems like coral reefs [at risk] through ocean acidification. Those are valuable things that we should protect.

Ridiculous sums of money can be confusing.

A bad strategy will fail no matter how good your information is. And lame execution will stymie a good strategy. If you do enough things poorly, you'll go out of business.