Next year, Harpers training camp experience will start a bit differently than it has the previous two Octobers. Thats because Jaylen Brown, who grew to be one of Harpers mentors, will no longer be on the roster. Obviously sad to see him go a guy that Ive grown close to in my time at the Celtics across two training camps and a full season, a guy that I have a lot of respect for, and a guy that still trusted me when I was still on an Exhibit-10, he said. So I remember the message hes sharing with me, the motivation hes given me, and the advice hes given me. And it sucks to see him go. This is a business more than anything, so I wish him luck in the future except when he plays us.Celtics BlogThis article originally appeared on Hoops Hype: Obviously sad to see him go a guy that Ive grown