Optimism is a strategy for making a better future. Because unless you believe that the future can be better, you are unlikely to step up and take responsibility for making it so.

Mental activity is the organism's way of engaging with the world.

I don't think about the past. The only thing that matters is the future.

I'm not a boy, not yet a man.

最好的商业战略是那些将盈利能力与积极社会影响结合起来的战略。