Answer: This is "TRUE".
Explanation:
Douglas R. Groothuis is Professor of Philosophy of religion and ethics at Denver Seminary. He was a campus pastor. He is the author of "Christian apologetics", unmasking the new Age", "The soul in cyberspace", and many more.
In one of his books called "Christian apologetics", Douglas R. Groothuis said that Christian's should consider other people view of truth and righteous living, so it would be more easier to use the person's understanding and convert him or her to believe that Christianity is true