If you smile when no one else is around, you really mean it.

If you smile when you are alone, then you really mean it.

I don't think the government is out to get me or help someone else get me but it wouldn't surprise me if they were out to sell me something or help someone else sell me something. I mean, why else would the Census Bureau want to know my telephone number?

Happiness depends more on how life strikes you than on what happens.

I didn't get old on purpose, it just happened. If you're lucky, it could happen to you.

The 50-50-90 rule: Anytime you have a 50-50 chance of getting something right, there's a 90% probability you'll get it wrong.