An enemy, Ender Wiggin," whispered the old man. "I am your enemy, the first one you've ever had who was smarter than you. There is no teacher but the enemy. No one but the enemy will tell you what the enemy is going to do. No one but the enemy will ever teach you how to destroy and conquer. Only the enemy shows you where you are weak. Only the enemy tells you where he is strong. And the rules of the game are what you can do to him and what you can stop him from doing to you. I am your enemy from now on. From now on I am your teacher.

I'll have that someday, thought Peter. Someone who'll kiss me good-bye at the door. Or maybe just someone to put a blindfold over my head before they shoot me. Depending on how things turn out.

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.

People love to hear the brag of the local boy, because they want him to be great, but the foreigner must deny that he has any outstanding virtue - this is what will endear him to the locals.

I'm crazy," said Ender. "But I think I'm OK.

The old tale of Sleeping Beauty might end happily in French or English, but he was in Russia, and only a fool would want to live through the Russian version of any fairy tale.

You were faster than me. Better than me. I was too old and cautious. Any decent person who knos waht warfare is can never go into battle with a whole heart. But you didn't know. We made sure youo didn't know. You were reckless and brilliant and young. It's waht you were born for.