
Structure, CONSTANT structure.
One atom.
The Big Bang Theory Season 3, Episode 14

Your CONSTANT tardiness, your singing.
The Big Bang Theory Season 3, Episode 7

...who referred to his prediction
of a cosmological CONSTANT...
The Big Bang Theory Season 3, Episode 1

And an irrational CONSTANT.
The Big Bang Theory Season 5, Episode 16

...Einstein's cosmological CONSTANT
was actually right all along.
The Big Bang Theory Season 3, Episode 1