driving force /ˈdrʌɪvɪŋ fɔːs / – Noun - the act of applying force to propel something; the person or a thing that motivates or directs someone or something.
Synonyms: drive, thrust, actuation, propulsion, impetus, impulsion, impulse
Why does one read an entire series, squandering money on book after book? And why, oh why, would one do that, especially if one is not all that big of a fan of contemporary romance?
