For example, a woman, having weighed all the pros and cons, decides that this man will be the ideal man for her, that with him she will realize her ideas about family life. However, on the eve of the wedding, she may suddenly change her mind, succumbing to some (inexplicable) impulse. So, at the last moment, her unconscious, which protests against this marriage, prevails and opens the way to finding another way of choosing a partner.