Ribbis: The mitzvah hiding in your mortgage
Ever signed a contract, shaken hands, and walked away feeling like a real grown-up, only to wonder later if you just tripped over a mitzvah you never learned? You're not alone. When it comes to Ribbis, the Torah's prohibition against charging interest on loans between fellow Jews, most of us never got the memo.
Here's the strange part. We grow up learning the laws of Brachos, Shabbos, and kashrus. But Ribbis? It rarely comes up until we're suddenly buying a house or lending a friend a few dollars. And by then, the pitfalls are already all around us.
Why nobody learns the laws of Ribbis
Think about how a child grows in learning. First come the everyday Halachos, the ones that touch daily life. Ribbis isn't the first, second, or even third set of laws that comes our way. As Rabbi Yisroel Reissman explains, that's exactly why so many learned people first bump into Ribbis questions when they least expect it.
He describes it perfectly. A person buys a home, needs a cosigner for the mortgage, or discovers the loan comes through a Jewish company. Suddenly he realizes he's stumbled into real Ribbis territory without ever seeing it coming.
Takeaway: The gap isn't a failure of character. It's simply a hole in our education that we can choose to fill. You can start closing that gap with this eye-opening video on the laws of Ribbis with Rabbi Reissman.
You don't need to be a businessman
"Ribbis? I'm not a businessman. What's it got to do with me?" It's the most natural reaction in the world. But it misses something important. Ribbis isn't only about big deals and boardrooms.
Neighbors, classmates, and friends bump into Ribbis issues all the time. You lend your neighbor a cup of sugar and he returns two. A friend covers your lunch and you pay him back a little extra to say thanks. These small, kind gestures can carry real Ribbis questions, often hiding in plain sight.
Takeaway: Ribbis lives in everyday chessed too. Being aware doesn't make you less generous. It makes your generosity match the Torah's design.
Learn to spot the road signs
Rabbi Reissman offers a beautiful comparison. You wouldn't expect a businessman to have a degree in tax law. But you would expect him to know when a tax issue is on the table so he can ask an expert.
The same is true with Ribbis. Nobody expects you to master every detail. What you need is the ability to recognize the warning sign. Caution, Ribbis ahead. He points out that it's rare today to find any meaningful business contract that doesn't contain interest, penalties, or other clauses that raise Ribbis questions.
Takeaway: Your goal isn't to become the posek. Your goal is to know when to call one. That single skill can save you from stumbling for years.
Why this mitzvah matters so much
The prohibition of Ribbis speaks to something deep about how we treat each other. When you lend money to a fellow Jew, the Torah asks you to be a giver, not someone looking to profit off his moment of need. Rabbi Dessler taught that our whole lives revolve around whether we choose to give or to take. Ribbis is that choice made concrete, right in the middle of our wallets.
Never before in history have we had banks, pension funds, and mortgages structured the way they are today. These modern tools bring modern Ribbis questions. That's precisely why learning the laws of Ribbis has never been more relevant.
Takeaway: Every loan is an opportunity to be a giver. The laws of Ribbis help you give the way the Torah wants.
Practical steps you can take today
Review one recent transaction. Look back at a loan, a repayment, or a favor between friends and ask whether any extra was added. This builds your Ribbis radar.
Pause before you "round up" a repayment. When paying back a friend, resist the urge to add a little thank-you bonus in cash. That instinct is kind, but it's exactly where Ribbis questions begin.
Write down one Ribbis question you have. Keep a small note of situations that puzzle you, then bring them to a Rav who knows these Halachos well.
Watch a chapter on Ribbis. Set aside 20 minutes to watch Rabbi Reissman explain how to identify the issues and avoid the pitfalls.
Bringing it all together
Ribbis isn't a topic reserved for businessmen in suits. It's woven into the everyday moments of lending, borrowing, and helping each other out. Once you learn to spot the road signs, you'll walk through life's contracts and kindnesses with confidence instead of worry.
Remember that mortgage moment where a learned person suddenly realizes he's stumbled? You don't have to be that person. A little learning now turns future surprises into simple, answered questions.
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