Fathers were supposed to be invulnerable - but that attitude was childish, he now saw. Irritatingly, he might have to change his outlook. He could no longer be merely indignant and resentful. He was not the only sufferer. Dad had hurt him, but he had hurt Dad as well, and they were both responsible. Feeling responsible was not as comfortable as feeling outraged.
Ken Follett
growing-up, maturity