Final answer:
Joseph demonstrates great strength of character by resisting the advances of Potiphar's wife, remaining loyal to both Potiphar and his own ethical principles.
Step-by-step explanation:
Joseph shows great strength of character with Potiphar's wife through his ability to resist temptation and stand by his principles. Joseph, who was serving in Potiphar's house, was approached by Potiphar's wife, who tried to seduce him. Despite her persistent advances, Joseph upheld his moral integrity and refused her, displaying not only fidelity to Potiphar but also to his own ethical standards and to God. This story highlights Joseph's steadfastness and self-control, which are considerable virtues in many religious and moral contexts.