Everyone has to contribute to the common good. To not do so can be described in one word: selfish.
If I work hard enough, there will be things I can do tomorrow that I can't do today.
Be good at something. It makes you valuable.
I don't believe in the no-win scenario
I was hugely impressed... was the ultimate example of a man who knew what he didn't know, was perfectly willing to admit it, and didn't want to leave until he understood. That's heroic to me. I wish every grad student had that attitude.
I always thought every day was a gift, but now I am looking for where to send the thank you note.