Take Time Out. It's not a real vacation if you're reading email or calling in for messages.
Complaining does not work as a strategy.
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.
Look for the best in everybody
I've always admired people who are over-prepared.
We've placed a lot of emphasis in this country on the idea of people's rights. That's how it should be, but it makes no sense to talk about rights without also talking about responsibilities.