Standing there, knowing that six human beings were believed to be no more than 2, 000 feet away from us, was surreal.

CNN: Tuchman: Journey into collapsed mine was nerve-racking

They insisted the world could change -- and knowing that destiny is what human beings make of it, they courageously realized the change they sought.

WHITEHOUSE: Presidential Proclamation -- World Freedom Day, 2012

Recognize that as human beings, our brains make mistakes without us even knowing it.

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