Fantasia Of The Unconscious by D H Lawrence Chapter 10 Page 25

stimulates him, how her true female self is his, is wife-submissive to him as never, never it could be to a husband. This is the quiescent, flowering love of a mature woman. It is the very flower of a woman’s love: sexually asking nothing, asking nothing of the beloved, save that he shall be himself, and that for his living he shall accept the gift of her love. This is the perfect flower of married love, which a husband should put in his cap as he goes forward into the future in his supreme activity. For the husband, it is a great pledge, and a blossom. For the son also it seems wonderful. The woman now feels for the first time as a true wife might feel. And her feeling is towards her son.

Or, instead of mother and son, read father and daughter.

And then what? The son gets on