There is an apprenticeship system in jazz. You teach the young ones. So even if the musicians weren't personally that likable, they felt an obligation to help the younger musicians.
Dave Van RonkYou can't be afraid of failure and you can't be afraid of success, because either one gets in the way of your work.
Dave Van RonkMost of what I listen to now is mainstream jazz from 1935 right up to and including early bebop and cool jazz.
Dave Van Ronk