“I could have sat on the children.”

“A brick could be used to make the world safer for our children. Well, not our children, as I don't actually have any kids—but certainly your children. Skeptical? A brick could better protect your children than all the Federal government agencies combined.
”

“When hit with a genius idea, people tend to say, "Well, if I sat down in a chair and really thought about it, I could have had that genius idea, too." But they didn't--and even if they'd wanted to, it could never have happened.”

“I am rich and famous. I have a talented and gorgeous husband and two beautiful children. I could go on.”

“What I do know is that I can't hurt a ghost. I wish I could fall in love with Ann Stuart. I wish I could wed her and bed her and have children with her. I wish I could fill that huge house with little spirit children who would live forever and never die.”

“Kallor shrugged. '[...] I have walked this land when the T'lan Imass were but children. I have commanded armies a hundred thousand strong. I have spread the fire of my wrath across entire continents, and sat alone upon tall thrones. Do you grasp the meaning of this?''Yes,' [said Caladan Brood.] 'You never learn.”