Stay out of the spotlight. It fades your suit.
To err is human, to forgive is against company policy.
You tend to meet on a more regular basis with people in your industry, and reality being what it is, you tend to meet with them at the particular level that you occupy; so that develops a fraternity relationship.
Things have changed a great deal since the days of Mr. Mayer. The studios no longer control, as they did in those days, artists or directors or producers, as the case may be.