Sharp: Closing a door

>But there are times that people just don't get it. Pretty much every time Linus blew up and it made headlines, was due to this.

He didn't get on news for being critical but because of the way it is being expressed. Yes, he usually doesn't respond that way but the price of being a celebrity (even if you wear that hat uncomfortably) is that you have to that much more careful.

>Motivation is driven by emotion. The more passionate you are about something, the more you work at it. Fear of being yelled at can also motivate

True but studies have shown that intrinsic motivation is often more powerful compared to external pressure. If you are involved in development in a public way, you should be open to public criticism. That by itself isn't the problem. You do have to watch out for how you do it though. You can very easily drive off other contributors by doing it poorly.