Is that all you got, dear?
And those who talk about something about which they know nothing are usually wrong.
Most people marry, and, even if they divorce, they try to marry again.
Those who don't, or won't, or can't, are on the outside looking in.
You can opine about parachuting out of a plane, too, but, unless you've actually done it, you don't have quite the credibility of someone who HAS.