After I'm dead I'd rather have people ask why I have no monument than why I have one.
If your parents never had children, chances are you won't, either.
Experience is a good teacher, but she send in terrific bills.
Even if you're on the right track, you'll get run over if you just sit there.
Like anyone else, there are days I feel beautiful and days I don't, and when I don't, I do something about it.
You've achieved success in your field when you don't know whether what you're doing is work or play.
The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends on the unreasonable man.