
That is not a VALID order.
Game of Thrones Season 6, Episode 8

That is a VALID point.
The Big Bang Theory Season 10, Episode 19

A VALID point, but unoriginal. B-minus.
The Big Bang Theory Season 8, Episode 2

That's actually a VALID example.
The Big Bang Theory Season 8, Episode 21

No, it was a VALID hypothesis.
The Big Bang Theory Season 1, Episode 1