"I Was Out of That!" (Some Life Lessons)

[Eye_Gore]

But if you don't, you are basically relying on others to carry you, which is quite rude.

Because the new person has no contribution to the team? Maybe that person is better than you at video games. Maybe you mess up get knocked off and have no contribution and the rest of the team carries you and clears the instance while you lie dead and do nothing.
We can go round and round all nite, thinking you're better than someone you know nothing about, is quite rude also.