CBC on Instagram: "On this day in 1963, Dr. Martin Luther King Jr. delivered what is now known as his “I Have a Dream” speech. But it turns out the original version didn’t include the word “dream” at all. His dear friend, the great gospel singer Mahalia Jackson, was sitting nearby. She called out to him: “Tell them about the dream, Martin. Tell them about the dream.” Listen to full episodes of CBC's IDEAS wherever you get your podcasts. #martinlutherkingjr"