We have to learn again that science without contact with experiments is an enterprise which is likely to go completely astray into imaginary conjecture.
It's necessary to track characters all the way through an opera. If you're dealing with more than one or two characters, it's very easy to forget that the others have lives of their own that feed into the story.
When we quit thinking primarily about ourselves and our own self-preservation, we undergo a truly heroic transformation of consciousness.