The Rainbow by D H Lawrence Chapter 1 Page 39

It had been so nothing, so dribbling and functional, that he was ashamed to expose himself to the risk of a repetition of it.

He made a strong, instinctive fight to retain his native cheerfulness unimpaired. He had naturally a plentiful stream of life and humour, a sense of sufficiency and exuberance, giving ease.

But now it tended to cause tension. A strained light came into his eyes, he had a slight knitting of the brows. His boisterous humour gave place to lowering silences, and days passed by in a sort of suspense.

He did not know there was any difference in him, exactly; for the most part he was filled with slow anger and resentment. But he knew he was always thinking of women, or a woman, day in, day out, and that infuriated him.