saes Judaism celebrates coupling, especially at the soul level. LYNNE MEREDITH COHN STAFF WRITER f you asked the couples you know, they'd probably all say that they are each other's soul mates. But chances are, some of them are not. What is a soul mate? And what does Judaism say about the concept of two souls destined throughout time to be together? A lot. Rabbi Shmuel Irons, a revered scholar and head of the Kollel Institute in Oak Park, spoke to a 300-plus crowd at the Maple-Drake JCC recently about "how to find and keep your soul mate." (The talk was part of an ongoing series, Jew- ish Secrets to Self Improvement, held the first Tuesday of each month.) A devout Jew, Rabbi Irons believes that God has a • very central role in pairing up individuals. "In many marriages ... a spir- itual component is missing," says the rabbi. `To have a soul mate, you have to have a soul. We don't hear about the spiritual part of marriage, don't see it in maga- zines, on TV. 'We have a [marriage] crisis in our country," he says, where half end in divorce, and another half continues unhappily. But "sometimes bad marriages are reminders, too," says the rab- bi. When "a person marries just for beauty," finding many disap- pointments as a result of basing "life on superficiality, he needs those disappointments, grows from them." "My sense is that we have a lot of marriages that are