In 1900 ​ — about 21 years after the first Watch Tower was printed — ​ only 8,000 automobiles were registered in the entire United States, and there were just a few hundred miles of roads good enough to drive them on.
એ સમયે સારા રસ્તાઓ બહુ ઓછા હતા. જ્યારે કે આજે દુનિયાભરમાં લગભગ ૧૫૦ કરોડ કાર છે.