right stuff

"I thought I'd done all the right stuff and it still happened to me."

If he was made of the right stuff, then how come Martin benched him against St Mirren last Sunday, against Brugge last Tuesday, against Alloa before that and against Dundee before that?

Anytime you have stuff to do, without just acting, like you’re doing busy work — you’re, like, here’s how you do an appendectomy — and you learn and when you’re picking up the right tools, you’re saying the right stuff, you’re making incisions — that stuff you’ve got to learn.

“But that’s good because a guy should be wearing the right stuff.”

He also runs a "dating" site called The Right Stuff that, as far as I can tell, barely has any female users.