There is no way around it. It makes you cautious about who you give your heart to. If they have the power to hurt you and instead cherish you, then that is wonderful. In every culture studied on Earth, it is face to face, either woman on top or man on top. Most cultures have a variety of positions because in humans, sex is about intimacy and communication.
Animals do rear entry almost exclusively for quick reproduction.
Humans need to pair bond and have attachments because our offspring are weak and dependent for so long. The biggest sex organ is the brain. Lots of things turn a man on during sex. Intercourse is the No. 1 favorite as the most arousing thing people do. Oral sex and role playing are all fun things to do.