blood is (and shall be) thicker than sperm

the sex act is emotionally the richest and the most imaginatively charged event in our lives, comparable only to the embrace of our children as a source of affection and mystery.(...) it's still easier to describe the tango or the cockpit take-off procedures for a 747 than to recount in detail an act of love.

j. g. ballard, the atrocity exhibition, londres, flamingo, 1993