I mean, heh, wouldn't that solve
the world's ENERGY crisis?
The Big Bang Theory Season 6, Episode 22
So your mirth is merely a discharge
of nervous ENERGY...
The Big Bang Theory Season 4, Episode 23
I had all this pent-up
snitch ENERGY,
The Big Bang Theory Season 12, Episode 14
All right, we're about to go live,
everyone on their A-game, good ENERGY.
The Big Bang Theory Season 10, Episode 21
angular momentum, potential ENERGY
and kinetic ENERGY.
The Big Bang Theory Season 10, Episode 16