There are quite a lot of people who think my aspirations are not possible. That's a good thing. We don't need to really worry about these people very much, because since they don't think it's possible they won't take us very seriously- and they will not actually try to stop us until it's too late.

I do think Tim Cook is doing a very good job, I think he has almost impossibly big shoes to fill with Steve Jobs' departure. And so, that's the context always someone has to put things in. But, I do think that for the most part that Apple is at a point where it's much more focused on scale than on doing new things.

Long-term planning is often undervalued by our indefinite short-term world.

Everybody has a product to sell—no matter whether you’re an employee, a founder, or an investor. It’s true even if your company consists of just you and your computer. Look around. If you don’t see any salespeople, you’re the salesperson.

As you craft a plan to expand to adjacent markets, don't disrupt: Avoid competition as much as possible.

Anti-aging is an extremely under-explored field.

There is perhaps no specific time that is necessarily right to start your company or start your life. But some times and some moments seem more auspicious than others. Now is such a moment. If we don’t take charge and usher in the future - if you don’t take charge of your life - there is the sense that no one else will.