
You know, these experiments
are pretty HARMLESS.
The Big Bang Theory Season 12, Episode 17

I'm just a HARMLESS little girl
with military grade spy equipment.
The Big Bang Theory Season 9, Episode 8

So don't begrudge your old man
a little HARMLESS fun, huh?
Vikings Season 1, Episode 9

A little, but he's basically HARMLESS.
The Big Bang Theory Season 8, Episode 7

I'm sure it was HARMLESS.
People flirt, no big deal.
The Big Bang Theory Season 9, Episode 14