Everyone rises to their level of incompetence.
There are two kinds of failures: those who thought and never did, and those who did and never thought
You can always tell a real friend: when you've made a fool of yourself he doesn't feel you've done a permanent job.
If at first you don't succeed, lie, lie again.
The incompetent with nothing to do can still make a mess of it.
If you can't keep up, drag them down to your level.