It is from numberless diverse acts of courage…that human history is thus shaped. Each time a [hu]man stands up for an ideal, or acts to improve the lot of others, or strikes out against injustice, he sends forth a tiny ripple of hope, and crossing each other from a million different centers of energy and daring, those ripples build a current which can sweep down the mightiest walls of oppression and resistance.
Robert Kennedy, 1966 speech to South African college students
This means even more to me now than it did when I was 12. I cannot read it this morning without crying.