We thought we were the only thinking beings in the universe, until we met you, but never did we dream that thought could arise from the lonely animals who cannot dream each other's dreams

This is what historians usually do, quibble about cause and effect when the point is, there are times when the world is in flux and the right voice in the right place can move the world. Thomas Paine and Ben Franklin, for instance. Bismark. Lenin.

He's not a killer. He just wins... Thoroughly

Asking a man if he could be trusted was like asking an unwed girl if she was a virgin. The question mattered, but the asking of it was gross insult.

I stole their future from them; I can only being to repay by seeing what I can learn from their past.

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.

She will look at you as women look at men, and she will judge you as a woman judge men, not on the strength of their arguments, and not in their cleverness or prowess in battle, but rather on the force of their character, the intensity of their passion, their strength of soul, their compassion, and... ah, this above all... their conversation.