Humans do! 
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Duh.. because those with mental health issues collect cats, you shouldn't just reverse causation.Cats are just angels for the sick
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Trump is the one danger to our mental health not cats
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Cats don't cause mental health problems...can't say I agree. My cat drives me out of my mind at 3am when he wants to be fed!
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.