Trivia

Q. How many people walk to their jobs?

A. Only 4 percent in the United States, statisticians now report.

Just out are cigar vending machines that accept bills up to $100.

Q. What’s the mathematical Law of Disorder?

A. Say a blindfolded man walks away from a flagpole, changing direction occasionally in an utterly irregular manner. The “Law of Disorder” predicts he’ll repeatedly return to the flagpole if he keeps on walking. That’s how Albert Einstein explained it to make it perfectly clear. To some, maybe.

Loud noises make the pupils in your eyes dilate.

Q. How long will it take the world to double its human population?

A. About 50 years if current projections hold up. In the 1960s, it was expected to double in 36 years. By the 2010s, projections of projections indicate it will double in 71 years.

Leaves with smooth edges tend to grow in warm areas or low altitudes. Leaves with jagged edges tend to grow in cool areas or high altitudes.

That student of heavy, Erich Fromm, wrote: “Love is the only satisfactory answer to the problem of human existence.”