Review: Helene Grimaud, Boston Symphony Orchestra at their best with Brahms

Nelsons.Grimaud11.8.16.jpg Conductor Andris Nelsons, pianist Helene Grimaud and the Boston Symphony Orchestra performing Brahms’ 1st Piano Concerto at Symphony Hall in Boston on Tuesday, Nov. 8, 2016. (Photo by Winslow Townson, courtesy of Boston Symphony Orchestra) BOSTON – The music or the musicians? What makes a great classical music concert?