persuasion

Cela ferait vingt-sept mots au lieu de quatre, et même si le message brut de la longue phrase serait compris, la force de persuasion serait perdue.

That would be twenty-seven words instead of four, and while the bare message of the longer statement would be understood, the persuasive force would be lost.

Ça a nécessité un peu de persuasion mais j'ai finalement réussi à lui faire manger son broccoli.

It took a little cajoling but I finally got her to eat her broccoli.

La persuasion est souvent plus efficace que la force.

Persuasion is often more effectual than force.