681. Women try to change men's behavior by offering unsolicited advice and criticism and becoming a home-improvement committee.

682. A man appreciates advice and criticism when it is requested. Men want to make improvements when they feel they are being approached as a solution to a problem rather than as the problem itself.

683. Women are motivated when they feel special or cherished.

684. Men need to receive trust, acceptance, appreciation, admiration, approval, encouragement.

685. Men are motivated when they feel needed. A man's deepest fear is that he is not good enough or not competent enough, though he may never express this.

686. Eye pupil rises to 45% when an individual looks at somebody they love.

687. You are in an endless pursuit of human faces in inanimate objects.

688. People are much more likely to return a missing wallet if a picture of a child is found inside.

689.Smart people tend to have fewer mates than the average person.

690. The smarter the individual, the more selective they become.