Since 2005, we regularly bring together people from the various filter bubbles in our societies - to have fun, but also to question beloved certainties. This practice teaches us to appreciate even more the importance of these fundamental exercises in self-awareness and meta-reflection.  A series of “Bridge Salons on Social Sustainability: (Post-)Heroic Leadership of Organisations, Societies and Ourselves" had to be interrupted in COVID times and will be resumed shortly.