Post coitem omne animal triste est
A latin phrase meaning, "After sex, every animal is sad."
Curious man: That rhino just had sex, why is it frowning?
Bald-headed man: Post coitem omne animal triste est!
Curious man: Oh, I guess your right.
Bald-headed man: Post coitem omne animal triste est!
Curious man: Oh, I guess your right.