Point: Presuppositional apologetics as founded by Cornelius Van Til make the point that to attack Christianity ends up being self-destructive to one’s worldview, making things unintelligible and meaningless. The bigger problem isn’t the “gadfly” of a Christian doctrine; but rather to try to remove it results in more serious problems.
Picture: Here is a news story that illustrate the point of Presuppositional apologetics:
The Domain for Truth 