I wonder what motivates that need to share the book for Muslims? Is it historical or something else?

I have learned what may be the most powerful motivator for putting out the message, The Good News.

Many of the Evangelical and other Christian sects believe that Jesus will not return until the Bible is translated into all languages. These churches send out missionary groups to the most obscure tribes, primarily in South America, to teach them The Word. Preparing every day for THE DAY!