Chris Moore, a veteran receiver for the Cardinals, has been impressed by Marvin Harrison Jr.'s work ethic and professionalism. He finds it remarkable that Harrison, as a rookie, possesses such a strong intrinsic motivation and commitment to his craft, highlighting that it’s rare to see a player with his level of dedication right from the start of their career. Moore appreciates being able to observe Harrison's approach, noting that it is different and serves as an inspiration for the team.