Who are we, if not measured by our impact on others

Who are we, if not measured by our impact on others? That’s who we are! We’re not who we say we are, we’re not who we want to be — we are the sum of the influence and impact that we have, in our lives, on others.

— Neil deGrasse Tyson on Carl Sagan at yesterday’s Library of Congress event celebrating Sagan (via alesthetique)