You know I can't keep a secret.
The Big Bang Theory Season 4, Episode 6
Why can't we be "right now" people too?
The Big Bang Theory Season 2, Episode 21
I can't tell you how many times...
The Big Bang Theory Season 6, Episode 5
Can't talk.
In the zone.
The Big Bang Theory Season 7, Episode 6
You can't use one foot
on each pedal.
Breaking Bad Season 2, Episode 4