
You're intimidated by Amy's intellect.
To that, I say BUCK up.
The Big Bang Theory Season 4, Episode 3

Buck up, sissy pants.
The Big Bang Theory Season 5, Episode 1

Those are BUCK.
Breaking Bad Season 2, Episode 5

and all you've got is "Buck up"?
The Big Bang Theory Season 5, Episode 1

...but I'd rather swim BUCK naked
across the Ganges...
The Big Bang Theory Season 3, Episode 4