Today, an American expression feels appropriate for summing up what might be needed.
Cojones feels like a brash word to use in expressing ideas, but sometimes one has to rise above politeness, in dealing with challenges.
The old ways will always have its defenders and people who feel attracted to the power and mystique of tradition.
If culture is to be dynamic, then new customs need to be created all the time. Mae West, Charlie Chaplin and Laurel and Hardy must have been pushing the boat out when they created most of their memorable work, around 100 years ago.
We remember their work, partially because they had the cojones to put it out there, at that point in time.