"Either marriage is a destiny, I believe, or there is no sense in it at all, it's a piece of humbug."

"Technology is the knack of so arranging the world that we don't have to experience it."

"My greatest fear: repetition."

"Time does not change us. It just unfolds us."

"Stone Age. Bronze Age. Iron Age. We define entire epics of humanity by the technology they use."

"What we're doing is making sure that we have a safe and secure border region from San Diego all the way to Brownsville. And that means manpower, it means technology, it means infrastructure, it means interior enforcement. All, you know, kind of layered in appropriate ways, and making sure, like I said before, the border is safe and secure."

"The internet is not for sissies."

"But I don't think we'll go there until we go back to the moon and develop a technology base for living and working and transporting ourselves through space."