
Of course, I'm already seeing
a more EFFICIENT way of taming the--
The Big Bang Theory Season 9, Episode 10

It would be way more EFFICIENT.
The Big Bang Theory Season 11, Episode 8

came up with a more EFFICIENT
neutrino comm system.
The Big Bang Theory Season 11, Episode 8

I-I know my laser would be
way more EFFICIENT.
The Big Bang Theory Season 12, Episode 14

Yes, while also getting in a solid dig
at you, pretty EFFICIENT, huh?
The Big Bang Theory Season 10, Episode 1