<p>What you really regret is not giving social life enough time instead of not joining a fraternity. A fraternity can be excellent for some people, but it’s not for everyone. You never know unless you’ve actually pledged somewhere; even then, it only applies to that particular house.</p>
<p>As for making up for the experience – it’s not exactly appropriate. I suggest you start bonding with a group of friends and start doing cool things together.</p>