On February 11, 1990, Nelson Mandela walked out of prison after 27 years behind bars.

In honor of the 26th anniversary of that historic event, as well as the life and legacy of the beloved statesman who helped bring about the end of apartheid in South Africa, here's a look at 21 of his most powerful and inspiring quotes:

“I dream of an Africa which is in peace with itself.”
― Nelson Mandela

"It always seems impossible until it's done."

“I learned that courage was not the absence of fear, but the triumph over it. The brave man is not he who does not feel afraid, but he who conquers that fear.”
― Nelson Mandela

“There is nothing like returning to a place that remains unchanged to find the ways in which you yourself have altered.”
― Nelson Mandela

“A good head and a good heart are always a formidable combination.”
― Nelson Mandela

“There can be no keener revelation of a society's soul than the way in which it treats its children.”

- Nelson Mandela

“Resentment is like drinking poison and then hoping it will kill your enemies.”
by Nelson Mandela

“Education is the most powerful weapon which you can use to change the world.”
by: Nelson Mandela

“I've never had a single moment of depression, because I know my cause will triumph.”
by Nelson Mandela

“I am not a saint, unless you think of a saint as a sinner who keeps on trying.”

by Nelson Mandela

“As I walked out the door toward the gate that would lead to my freedom, I knew if I didn't leave my bitterness and hatred behind, I'd still be in prison.”
― Nelson Mandela

“Do not judge me by my successes, judge me by how many times I fell down and got back up again.”
by Nelson Mandela

“Lead from the back — and let others believe they are in front.”
by Nelson Mandela

“For to be free is not merely to cast off one's chains, but to live in a way that respects and enhances the freedom of others.”
by Nelson Mandela

"Action without vision is only passing time, vision without action is merely day dreaming, but vision with action can change the world."

By Nelson Mandela

“Where you stand depends on where you sit.”
by Nelson Mandela

“The greatest glory in living lies not in never falling, but in rising every time we fall.”

by Nelson Mandela

"We can change the world and make it a better place. It is in your hands to make a difference."

- Nelson Mandela

“After climbing a great hill, one only finds that there are many more hills to climb.”
by Nelson Mandela

“One of the things I learned when I was negotiating was that until I changed myself, I could not change others.”

by Nelson Mandela

"When a man is denied the right to live the life he believes in, he has no choice but to become an outlaw."

- Nelson Mandela