When Tamzin Outhwaite posted a birthday tribute to her son Flo this week, she didn't reach for careful, measured language. She reached for joy. "I could not be more proud of you. You inspire, surprise and astound me daily." Flo turned 18, and his mum wanted the world to know exactly who he is: kind, funny, talented, resilient, courageous, and deeply loved.

The images she shared told their own story too. Flo cuddling a dog. Flo on stage playing Sky in a production of Guys & Dolls. Flo with his younger sister, Marnie. A life, fully and beautifully lived.

I read tributes like this and I feel something settle in me. Not because they are rare, exactly, but because they are so necessary, and because every trans teenager who stumbles across that post will read it and think: that could be me. Being celebrated, not just tolerated. Being seen, fully and warmly, by the person whose opinion matters most.

What Tamzin said, and why it matters

Tamzin has been honest, publicly and generously, about the fact that her first reaction to Flo's identity was not the reaction she is proud of. On the Parenting Hell podcast, she described her initial internal response as "that's ludicrous," a thought she didn't say aloud but had to work back from. She was clear that she wishes she had reacted differently from the very start. That kind of honesty takes something. It would be far easier to present yourself as the parent who always got it right.

What she describes is actually very common. The first moment a child comes out as trans can catch a parent completely off guard, and the mind can go to strange, frightened places before the heart catches up. The key word in what Tamzin said is "worked." She worked back from that initial reaction. She talked it through. She listened. And somewhere in those six or seven years, the fear became pride, and the uncertainty became certainty, and now she is writing publicly about how her son inspires her daily.

That arc is real and it is possible, and Tamzin putting it into words helps other parents see that the journey exists. You do not have to start perfectly. You have to start.

Flo's grandfather, and the sentence that stayed with me

Among the comments on Tamzin's post was one from Flo's grandfather. He wrote: "I've feared for you for 18 years. I need never have worried. Thanks for educating me and being such a special grandson."

I keep coming back to that. The fear. The relief. The gratitude flowing in what might feel like the wrong direction, a grandfather thanking his grandson for educating him. There is something quietly extraordinary about an older generation choosing humility over certainty, choosing to be taught by someone they love. The fear was real, and the love was stronger, and Flo, just by being himself, brought his grandfather with him.

That is what trans people do, over and over again, often without anyone acknowledging the effort it takes. They live their lives with such grace and such persistence that the people around them are gradually, gently changed.

Marnie, and the wisdom of siblings

Tamzin mentioned that her younger daughter, Marnie, had been Flo's biggest support from a young age, calling him her brother before many adults in his life had caught up. Tamzin said Marnie "has been the most insightful about all of it."

Children so often are. They have not yet accumulated the layers of assumption that make adults slow. They see the person in front of them and they respond to that person. Marnie's instinct was simply to love her brother, and she did. The photographs of the two of them together are full of exactly that.

What public celebration actually does

Tamzin Outhwaite is a public figure, which means her words carry further than most. When she writes about Flo's "courage" and "resilience" and "grace" in a post seen by hundreds of thousands of people, she is doing something that goes beyond a mother's birthday message. She is telling every trans teenager reading that this is what the other side of the fear looks like. She is telling every uncertain parent that getting it right is possible, even if you didn't get it right at first.

And she is telling Flo, in front of everyone, that he is loved without reservation and celebrated without qualification. "May adulthood bring you peace, happiness and the success you so deserve." That is not a careful statement. That is a mother's whole heart, publicly given.

I hope it does. I hope adulthood brings Flo everything Tamzin is wishing for him. And I hope every young trans person reading that message knows that this kind of love exists and is coming for them too, even if it hasn't arrived yet.

If there is a news story you would like me to cover then just let Sammy know.

Dr Helen Webberley is a Gender Specialist, Medical Educator, writer and advocate, and the founder of GenderGP.