Welcome to the human race. Nobody controls his own life, Ender. The best you can do is choose to fill the roles given you by good people, by people who love you.

For children love is a feeling; for adults, it is a decision. Children wait to learn if their love is true by seeing how long it lasts; adults make their love true by never wavering from their commitment.

The world is always a democracy in times of flux, and the man with the best voice will win.

But I fear that I also underestimate the stupidity of the rest of mankind. Are we absolutely sure that we ought to win this war?

There's only one thing that will make them stop hating you. And that's being so good at what you do that they can't ignore you

I have lived in the only decades I could have lived in, and hope to live through at least a few more.

Science isn't done by consensus. It's done by rigorous testing.