Author of quotes: David Bass

Problems resulting from the absence of children occur regardless of the length of the marriage. Children strengthen marriage and reduce the likelihood of divorce, creating a common genetic interests of men and women. The inability to produce offspring, which will give both parents ' genes to future generations, deprives the couple of this community.

Men and women evaluate alternative possibilities, even if at the moment not going to use them. It is always good to plan ahead.

People without flaws do not exist. Drawing attention to the shortcomings increases their value, especially if it emphasizes the attempt to disguise or hide a weak spot.

Men with a more masculine appearance, in average, less faithful to their partners.

One of the psychological strategies in the fight against infidelity was jealousy. The ancient people, who were enraged signs of infidelity in a partner and who actively opposed it, he received benefits in the selection compared to pravdivye tribesmen.

Love is one of the most important signs of devotion.

The discrepancy values of the partners leads to breaks because more popular partner has a chance to get a better deal.

Women do not want to enter into communication with men who are submissive to others or are unable to win the respect of the group.

In the preferences of females from different types of resources males very often, though not always, be a key criterion.

The gap is the solution to the problem of getting rid of a bad partner, but he puts before us a new task - replace it.

Not all the conquered of the partners fails to hold. And it's not always necessary.