On Aug. 28, 1963, Dr. Martin Luther King Jr. delivered his iconic "I Have a Dream" speech.

>> Read more trending stories

Although the speech is King’s most frequently quoted, the civil rights legend gave many speeches on a range of topics – and they aren't all about "dreams" and "mountaintops."

Here are some of King’s lesser-known quotes:

1. On the rationalization of slavery, from his 1963 collection of sermons "Strength to Love:" "Nothing in all the world is more dangerous than sincere ignorance and conscientious stupidity."

Keep Reading

Take a Halloween Hike at the Chattahoochee Nature Center on Friday through Sunday and meet animals along the way. (Courtesy of Chattahoochee Nature Center)

Credit: Photo courtesy of Chattahoochee Nature Center

Featured

Housing affordability is the top concern for metro Atlanta residents, according to a new survey. (Ben Hendren for the AJC)

Credit: Ben Hendren