She was born in Detroit in 1944, a city that was building the Motown machine while she was still a teenager singing in the projects. Diana Ross did not have the loudest voice in the Supremes. She did not have the most training.

What she had was the clearest vision. She understood that the Supremes were not just a singing group. They were a statement. Three Black girls in gowns and matching wigs, crossed over to the white pop audience without losing their center. Ross saw that the path to mainstream success was not about selling out. It was about making the mainstream come to you. She made them come. She made them stay.

The cost of that vision was the Supremes themselves. The group that started with other women became the Diana Ross show, and the resentment was real and justified. The founding members were pushed aside. Ross moved on. The cost was also personal -- the relentless schedule, the pressure to be perfect every single night, the loneliness of being the face of an empire. The lines between art and commerce blurred in ways that are still being examined. Ross paid for her ambition in friendships, in privacy, in the constant negotiation between being a star and being a person. She chose the star. She chose it every time. And she lived with the consequences of those choices.

"Ain't No Mountain High Enough 0:30" was a song that had been sung before. Ross took it solo in 1970 and made it something else entirely. The spoken-word opening. The slow build.

The explosion of strings and voices. It was not a pop song. It was a sermon on devotion. Ross did not just sing it. She acted it. She carried you through the story of someone who would cross any obstacle for love. That was her gift: she did not just perform songs. She performed conviction. She made you believe that she meant every word she sang. Her work with the Supremes at Motown created the template for every girl group that followed. Her solo career proved that she was not a product of the machine. She was the one who knew how to run it.

She is still alive, still performing, still the icon. Diana Ross became the most successful female recording artist of her era, a feat that cannot be separated from the ambition that shaped everything she did. That is the truth of her legacy: she was willing to be what she needed to be in order to be great. The girls from Detroit who watched the Supremes on television saw a future they had not known existed. Ross made that future visible. She did not just climb the mountain. She became the mountain herself. Every girl group that came after -- every woman who has ever stood in formation and harmonized -- is walking on ground that Diana Ross and the Supremes cleared.