Humankind's constant effort to fix its shortcomings is what drives human history.

There are three levels of happiness: the pleasant life, the good life, and the meaningful life.

Swarmers run the risk of skittering like water bugs on the surface of life. By being quickly and constantly connected, they can avoid deep contact in time-consuming and meaningful ways... You're flitting from one place to another. You're more likely to pursue superficial engagements rather than deep pursuits. It contributes to this certain MTV approach to life where you engage in something for a few minutes and then there's a commercial... You have to get a grip on reality. Unless you know what is real-what is a real friendship and relationship-neither can have an effect on you.

The essence of being human is being creative.

If you put a large switch in some cave somewhere, and a sign on it saying, "End-of-the-World Switch. PLEASE TO NOT TOUCH," the paint wouldn't even have time to dry.

Dwight D. Eisenhower changed America forever with the creation of the interstate highway program.

Transcendence is the only real alternative to extinction. This is serious. This may be the ultimate final exam.