From Twitter to MLK: Happy Birthday!

#MLK tweets mourn the loss of the civil rights leader and share his insights on what would have been his 84th birthday. 

Twitter (; Martin Luther King Jr. (Francis Miller/Time & Life Pictures/Getty Images)

The official Martin Luther King holiday isn’t until Monday, Jan. 21, but the late civil rights leader’s birthday, of course, is Jan. 15.

Today, the day he would have turned 84 years old, Twitter is abuzz with everything from his most inspirational and still-applicable quotes to statements mourning that he is no longer with us. Here are just a few: