Editor's note: Last month, we published a story about grandmothers who replaced gift cards with something their granddaughters could hold. We expected it to resonate with grandmothers. We didn't expect what happened next.

Hundreds of granddaughters found the article sent to them by friends, sisters, mothers. And they started writing back.

Not to us. To the internet. Blog posts. Social media essays. Long messages in comment sections. All saying some version of the same thing: "My grandmother doesn't know what she did for me."

One post stood out. It's been shared over 40,000 times. We're reprinting it here, unedited with the author's permission.

If you're a grandmother, this is hard to read. Not because it's sad. Because it's everything your granddaughter has never told you.

What My Grandmother Doesn't Know

I've worn this necklace for seven months and my grandmother has no idea what it actually means to me.

She thinks it's a nice gift. She thinks I wear it because it's pretty and it does the flippy thing and my friends think it's cool.

She doesn't know the real reasons. I've never told her. I don't know how to tell her without it being weird. So I'm writing it here instead, for every grandmother who gave her granddaughter something to wear and has no idea what she actually gave her.

She doesn't know I hold it when I can't sleep.

Not flip it. Hold it. Wrap my hand around it and press it against my chest and lie there in the dark and just feel it. It's warm because I've been wearing it all day. That warmth is her. I know that's not logical. I don't care.

She doesn't know I chose hearts the day my best friend moved away.

I didn't text Grammy. I didn't tell anyone. I just sat in my car after school and held the heart side against my palm and cried. I didn't need her to say anything. I just needed something of hers in my hand. That was enough.

She doesn't know I flip to clover before every test and think of her.

Every single one. It takes two seconds. I reach for it, flip it, think "okay Grammy, here we go." It's the only ritual I have that actually makes me feel less afraid. Not because I'm superstitious. Because it reminds me someone is on my side even when they're not in the room.

She doesn't know I almost called her at midnight last week.

Bad night. Couldn't sleep. Couldn't talk to my friends about it. Couldn't talk to my mum because she'd worry. I was lying there flipping the pendant back and forth, and I almost called Grammy because somehow she became the person I trust with the things I can't say out loud.

I didn't call. I texted her in the morning instead. "Hearts today. Hard day. Needed you 💕" She sent back a voice note. I've listened to that voice note four times.

She doesn't know what it replaced.

Before the necklace, Grammy was a notification. Venmo for my birthday. A gift card for Christmas. I'd text "Thanks Grammy! 👍" and put my phone down and forget about it in thirty seconds.

I'm not proud of that. But I was fourteen and nobody taught me how to appreciate something I couldn't see.

Now I appreciate her every single morning because she's around my neck. That's the difference. She went from my phone to my body. From a swipe to a reflex. From something I processed in four seconds to something I reach for all day without thinking.

She doesn't know she's my favourite person to FaceTime.

Not my friends. Not my boyfriend. Grammy. Because she picks up every time, she's never in a rush, and she always asks me which side I picked today. Nobody else asks me that. Nobody else even knows what it means.

She doesn't know that when she gave me this necklace, I almost cried.

Not because of the necklace itself. Because of what it meant.

It meant she thought about me longer than it takes to open Venmo. It meant she went somewhere and picked something and held it in her hands and imagined me wearing it. It meant I mattered to her in a way that takes effort.

I'd never felt that from a birthday deposit. I'd felt it from this necklace before I even opened the box. Because the box was small and wrapped badly and she was standing there nervous and I could tell she was scared I wouldn't like it.

Grammy. Come on. You could have given me anything. A rock from your garden. A button from your coat. I would have worn it because it was FROM you.

But this is perfect. It does the thing and it clicks and I can choose a side every morning and think about you for two seconds and that's enough. That's everything.

She doesn't know I'm writing this.

She'll probably find out because my mum reads everything I post and will definitely send it to her. That's fine. I hope she reads it. I hope she cries. I hope she finally understands that the six years of money didn't make me love her less but the seven months of this necklace made me love her in a way I can actually feel.

There's a difference between knowing your grandmother loves you and feeling it in your hand at 2 AM.

She gave me the feeling. I didn't know I needed it until I had it.

If your grandmother gave you something like this, you know exactly what I mean.

And if you're a grandmother reading this, here's what I wish mine had known before she spent six years being afraid of getting it wrong:

We don't want the money. We really don't.

We want something from you that we can hold when you're not there. That's it. That's the whole thing.

The necklace in this post is the Clover Heart Necklace. It has four hearts that click together into a four-leaf clover.

Since this granddaughter's post was shared, over 34,000 grandmothers have given one to their granddaughters. Most buy 2-3 because once the first granddaughter starts wearing it, the others ask why they don't have one.

The Clover Heart Necklace might still be available here at: www.hello-arlo.com

Your granddaughter isn't going to tell you she needs something to hold. She'll text "Thanks Grammy! 👍" and you'll think that means she's fine.

She's not fine. She just doesn't know how to say it.

Give her something to reach for at: www.hello-arlo.com