Quotes from Orson Scott Card's Ender series

"So let me tell you what I think about gods. I think a real god is not going to be so scared or angry that he tries to keep other people down…A real god doesn't care about control. A real god already has control of everything that needs controlling. Real gods would want to teach you how to be just like them."
- Xenocide

So he believed. Believed, but the seed of doubt was there, and it stayed, and every now and then sent out a little root. It changed everything, to have that seed growing. It made [him] listen more
carefully to what people meant, instead of what they said. It made him wise.
- Ender's Game

He was commander every moment they were together. He never had to remind them of it; he simply was.
- Ender's Game

You can't rule out the impossible, because you never know which of your assumptions about what was possible might turn out, in the real universe, to be false.
- Ender's Shadow

For we humans do, when the cause is sufficient, spend our own lives. We throw ourselves onto the grenade to save our buddies in the foxhole. We rise out of the trenches and charge the enemy and die like maggots under a blowtorch. We strap bombs on our bodies and blow ourselves up in the midst of our enemies. We are, when the cause is sufficient, insane. He pretended all this time that humans were rational beings, when we are really the most terrible monsters these poor creatures could ever have conceived of in their nightmares. They had no way of knowing the story of blind Samson, who pulled down the temple on his own head to slay his enemies.
- Ender's Shadow