Edward Snowden

Every person remembers some moment in their life where they witnessed some injustice, big or small, and looked away because the consequences of intervening seemed too intimidating. But there's a limit to the amount of incivility and inequality and inhumanity that each individual can tolerate. I crossed that line. And I'm no longer alone.

Sometimes to do the right thing, you have to break a law. And the key there is in terms of civil disobedience. You have to make sure that what you're risking, what you're bringing onto yourself, does not serve as a detriment to anyone else. It doesn't hurt anybody else.

What do cells do when they see a broken piece of DNA? Cells don't like such breaks. They'll do pretty much anything they can to fix things up. If a chromosome is broken, the cells will repair the break using an intact chromosome.