Think of someone you know who's not saved but you may be afraid to share the Gospel with that person. I've found a way that's radically effective in training people to share the Gospel.
I was eating bad stuff. Lots of sugar and carbs, junk food all the time. It makes you very irritated.
There is no doubt that I, also, had long been aware of the problem, i.e. producing X-ray interferences, before the inherent difficulties had finally been surmounted.