This is something the London Market needs to embrace and we should aim to run two speeds of change. Speed 1 is slow, steady, considered, safe and must not fail. Speed 2 is experimental, liable to fail often but provides vital learning for speed 1. This is a good article about the different types of failure.
We dread failure. We don’t like talking about it. Some of us will internalise and rethink our failures in our heads time and time again. Others will swipe them away, moving onto the next thing immediately. In the public we prefer sweeping our failures under the rug, silently, while nobody is watching.