I can't always control my body the way I want to, and I can't control when I feel good or when I don't. I can control how clear my mind is. And I can control how willing I am to step up if somebody needs me.

[Constant curiousity leads to happiness:] I wake up curious every day and every day I'm surprised by something. And if I can just recognize that surprise every day and say, 'Oh, that's a new thing, that's a new gift that I got today that I didn't even know about yesterday,' it keeps me going. It keeps me more than going. It keeps me enthusiastic and grateful!

The laughs mean more to me than the adoration. If two girls walk up to me and one says 'you're cute', I'll say 'thank you', but I appreciate it much more when the other one says 'you make me laugh so much'.

The thing that brings people to wail at a wall, or face Mecca, or to go to church, is a search for that feeling of purity.

'Why do you think it is...', I asked Dr. Cook ... 'that brain surgery, above all else-even rocket science-gets singled out as the most challenging of human feats, the one demanding the utmost of human intelligence?' [Dr. Cook answered,] 'No margin for error.'

By the time I entered high school, I had forsaken academics altogether in favor of my burgeoning acting career.

My age makes me think how valuable life is. How bad is something like Parkinson's in relation to not having life at all?