It would be wrong to assume that one must stay with a research programme until it has exhausted all its heuristic power, that one must not introduce a rival programme before everybody agrees that the point of degeneration has probably been reached.
How do I handle it? I would say more times than not, if I have a bad shot, I just get angry and almost like kill the next one. And it usually works I would say 9 times out of 10.