44th President of the United States, 2009–2017; United States Senator from Illinois 2005–2008
I deeply regret not having learned a musical instrument. And I regret not having focused more on Spanish when I was studying it in school. I would love to be able to speak Spanish fluently and play an instrument.
Barbara Walters, ABC News 20/20, broadcast 23 December 2011, 22 December 2011 source ↗