To think the world of someone is to greatly admire and respect them, which is how the speaker feels about Jacqueline and Reese.
Consider the staetement "I greatly admire and respect Jacqueline and Reese for the way they helped Alix, encouraged her through her schooling and as a bride-to-be.". Based on this statement, is "I think the world of jacqueline and reese for the way they helped alix, helped and encouraged her through her schooling and as a bride-to-be." a true statement? Yes/no/unknown