BOSTON — The Celtics gave Paul Pierce a fitting tribute Sunday afternoon, but they didn’t cut his team any slack between the whistles. Boston dispatched Los Angeles Clippers 107-102 in a wire-to-wire victory at TD Garden, sending Pierce off into the sunset with a loss in his final visit to the city before he retires at the end of the season. Isaiah Thomas (28 points, eight assists), led a balanced Celtics attack that put seven players — including all five starters — in double figures. Jamal Crawford and Blake Griffin paced the Clippers with 23 points each. Here’s how this one went down: STARTING FIVE