Mental disorders are conditions affecting the mind, such as depression, anxiety disorder, and panic attacks. The theme of the first episode of Comic Psychosomatic Medicine is "ED."
It's about as useless as 
the hole in baumkuchen.
Ist das nicht so überflüssig
wie das Loch im Baumkuchen?
Es tan innecesaria como el 
agujero de un baumkuchen, ¿no?
Es tan innecesaria como el 
agujero de un baumkuchen, ¿no?
Elle a autant d’utilité que l’orifice
d’un gâteau embroché !
È inutile come il buco nei baumkuchen.
É tão inútil quanto o buraco no baumkuchen.