The upward movement is commitment, because commitment is to set the goal, pay the price, and solve the problems and work through it. The latest studies show that couples, who lived together before marriage, do not have happier marriages than those who didn't live together. That is because of the profound and awesome power of commitment and what it does in the psychological evolution of character. Sex between consenting adults is okay as long as nobody gets hurts. If there is no commitment, then the split is inevitable.
Religion restricts sexual enjoyment.
First of all, you'll live a healthier life because there is no danger of sexually transmitted diseases. Commitment limits your potential development. People who are committed apply the same universal principles in the area of sex to every area of daily life. People who make commitments have a vision of something that may seem impossible but is ideal, and they go for it. They set goals to achieve a great vision, no matter how impossible it may seem.