Respectfully disagree, strongly.
There are at least a handful of ways that other people linking to you can hurt you. That's not to say they are common or that most newbies (anyone) will encounter them.
I'm not here to take this thread off-T so i'll leave it at that.
-that's not to say that this specifically addresses linking, but shows that factors outside your control have been recognized by Google as having the *possibility* of affecting your ranking.