Once the amateur's naive approach and humble willingness to learn fades away, the creative spirit of good photography dies with it. Every professional should remain always in his heart an amateur.
The great single picture is emotionally satisfying, whereas getting a good journalistic story is more about being a professional.
What some highbrows call rapport is nothing more than a mild flirtation between photographer and the girl on the other side of the camera. Some models get so professional they can send hours flirting with the camera itself while the poor photographer is reduced to the role of spectator.