How did the author show that Wilburs life was secure?

Basically, Wilbur is awarded a medal for being phenomenal and completely out of the ordinary and Mr Zuckerman is given $25. Charlotte is unwell but she is happy to know Wilbur is safe with his newfound celebrity, "Wilbur is looked after by Zuckerman for the rest of his days ". Check out GradeSaver for this in more detail under the source link.