Michelle Obama sparked discussion at SXSW London this week after making a blunt observation about confidence, power, and who gets to feel like they belong in elite spaces. Speaking during a live recording of her IMO podcast with her brother Craig Robinson, the former First Lady said that after years spent in some of the world's most influential rooms, she has noticed a stark difference in how people perceive their own legitimacy. “There are so many people like me, like you: women, minorities, folks who aren’t supposed to be at these tables,” Obama told the audience, per The Guardian . “They are sitting around thinking that they’re impostors.” She then delivered the line that quickly spread across social media and news headlines: “I’ve never heard a white man talk about impostor syndrome. I haven’t met one.” At SXSW London, Obama expanded on the idea that many people entering influential spaces feel pressure to prove they belong.…