Complex sentence: Theodore is fascinated by her ability to learn and grow psychologically, and they bond over their discussions about love and life, during which Theodore explains he is avoiding signing his divorce papers, because of his reluctance to let go of Catherine.
Split into simpler sentences: Theodore is fascinated by her ability to learn and grow psychologically. They bond over their discussions about love and life, during which Theodore explains he is avoiding signing his divorce papers, because of his reluctance to let go of Catherine.