Each animal viewed several nine-second video clips of other chimpanzees either yawning or doing something else.

BBC: Earth News - Chimpanzees 'catch' contagious yawns from friends

Every person in a gas line or a food line could be doing something else with his or her time.

FORBES: Price Gouging Laws Still Hurt Storm Victims

Email is the same way: Work on a draft while doing something else, go back a time or two and voila!

CNN: An effusion on email

By the time they are about seven, children start to lie to avoid doing chores or homework, to get something they want, to protect someone else, and to avoid punishment.

FORBES: What if George Washington Lied?

So the bad grades were one reason I quit English, but there was an-other reason, a bigger reason: I couldn't shake the feeling that there was something else I should be doing, something I hadn't tried or considered, something new and better.

NPR: Chapter 1