Watch: Barack Obama's Speech at Nelson Mandela's Centenary Celebration
We collected some of the best social media posts about Barack Obama's first major speech since leaving the presidency.
Whether you're a fan of his legacy, or not, Barack Obama is one of the world's great living orators. Today, he is giving the keynote speech at South Africa's celebration of the late great Nelson Mandela's 100th birthday. Tune in above to see what Obama has to say about Mandela's legacy as well as the topics of the day like immigration, nationalism and economics.
Read our take on how people abuse Mandela's legacy here.
Understandably, social media is ablaze with commentary. See some of the best below:
Many people are blown away by Obama's on-stage charisma: