It is important to realize that the process of 'fostering' a passion takes trial and error. It takes experience; you cannot do it all in your head. And it takes a long time.

It takes a long time to become young.

It's difficult to act in a language that's not your own. It takes a long time to put your head around it and feel confident with it.

It took me a long time to realize you don't choose what you're famous for.

It takes a long time to write a novel when you have to keep interrupting your work to earn money.

I didn't tell my kids, 'You have to play viola, and you have to play piano.' They chose these things on their own, and I don't think we have to give kids every choice, but we do have to give them some choice because that autonomy is crucial for fostering passion.