If I was a senior engineer on your team, would I be willing to get a beer with you? i.e. the most important advice I have is to make sure you ALWAYS have a good

If I was a senior engineer on your team, would I be willing to get a beer with you? i.e. the most important advice I have is to make sure you ALWAYS have a good attitude. People are always willing to praise, help out, and even promote guys with good attitudes.