
Don't worry. I've kept them all
at a high-school graduate reading LEVEL.
The Big Bang Theory Season 2, Episode 13

I'm willing to take our relationship
to the next LEVEL.
The Big Bang Theory Season 10, Episode 5

Listen, I got to LEVEL 25
and reached Purple Lotus Swamp, right?
The Big Bang Theory Season 2, Episode 3

During acceleration, it needs
to stay perfectly LEVEL and provide...
The Big Bang Theory Season 1, Episode 12