Show interest in her goodness — for no one can be good for long if goodness is not in demand.
Bezeig du Interesse an ihrer Güte, denn keiner kann lang gut sein, wenn nicht Güte verlangt wird.
Original text (German)
Notes from Wikiquote
==== A Short Organum for the Theatre (1949) ==== | Kleines Organon für das Theater (written 1948, published 1949), as translated in Brecht on Theatre (1964), translated and edited by John Willett