Castro also reflected on his childhood, when he was “always on the lookout for Latinas and Latinos doing great things” while growing up in San Antonio, Texas. He would read through the credits of movies, looking for names like “Garcia,” “Hernandez,” and “Rodriguez,” or scan the library for books by Latino authors.

He paid tribute to his grandmother Victoria, who came to the U.S. in 1922 from northern Mexico after her parents passed away and raised Castro’s mother as a single parent. He also honored his mother, who also raised Castro and his brother alone.

“I am sure that if we went around the room tonight, that that is a very common story here, and that each of you, like me, feels very fortunate and very blessed to have been able to achieve their dreams,” he said. “Our families … have always been strivers and hard workers and people of love, of faith, and of family, and we've always driven progress in the United States of America, and that's true today.”