"I can still remember when a teacher at school asked me what I wanted to do. I was 13 or 14. I said that I wanted to be a professional soccer player. She said that chances were very slim for that to
happen. I answered by saying that I’d come back in seven or eight years, and we’ll talk again then. I’m excited to do that; I definitely want to do it."
on what his five seasons at Borussia Dortmund -- "the best five years of my life" -- have meant to him. He plays his last game at Signal Iduna Park on Saturday before moving to Chelsea
next season. (Ruhr Nachrichten via Bundesliga.com