Don't let anyone dim your light: Michelle Obama to Greta after Trump's tweet

After US President Donald Trump tweeted that climate activist Greta Thunberg "must work on her anger management problem", former US First Lady Michelle Obama told the 16-year-old, "Don't let anyone dim your light." "Ignore the doubters and know that millions of people are cheering you on," Michelle added. Earlier, Greta changed her Twitter bio to mock Trump after his tweet.