Although we distinctly heard
his office window open and shut.
The Big Bang Theory Season 5, Episode 17
Although, a rule about him texting me
from in there might help with the romance.
The Big Bang Theory Season 10, Episode 13
Although, as I'm saying it I may
need to add Dr. Fink in here.
The Big Bang Theory Season 10, Episode 16
Although we live in a deterministic
universe, each individual has free will.
The Big Bang Theory Season 3, Episode 16
Although sometimes
she omits the veil entirely.
The Big Bang Theory Season 3, Episode 4