Just as his style of medicine clashed with Bob's when John first arrived in town, John disapproved of how Bob's son, Christopher, dealt with his patients—thinking that Chris went way beyond the call of duty. Although Chris fully expected to be dismissed from Memorial, John surprised him by offering him a position.
Just as John initially clashed with Bob over their differing medical styles when he first entered town, John was also disapproving of how Bob's son, Christopher, handled his patients—believing that Chris consistently provided exceptional care. However, John unexpectedly chose to offer Chris a job at Memorial despite initial expectations of dismissal.