For as long as I can remember, I have known I am a girl. That certainty is as instinctive as knowing I am right-handed. It is difficult to explain to someone who has never been transgender or loved someone who is, but I have never lived this way to gain an advantage or take something from someone else. I live this way to honor what I know is true.

I transitioned at four years old. By sixth grade, my identity was public. I grew used to the double takes, the questions, the quiet skepticism. Most of it did not bother me. Curiosity, even when clumsy, is human. People understand gender differently, and I was taught to respect all ideas, just as I hope others respect mine.

But what occurred on 4 May was not respectful, nor was it curiosity – it was a blatant attack on the values I have always been taught to prioritize.

Days earlier, I competed in the Prep League Finals, a track championship for a small private school league in southern California. In the lane next to me was my older sister. Despite running on an irritated knee, my sister was chasing a likely victory in the 400 meters. She had won each of our prior races. So, when I crossed the finish line just milliseconds before her, I was as surprised as everyone else. My teammates........

© The Guardian