He puts his viola into a violin box. One good violinist, one bad violinist, one really bad violinist who became a violist, and one cellist who hates violinists, all getting together to complain about composers. One can't judge Wagner's opera Lohengrin after a first hearing, and I certainly don't intend hearing it a second time. The next day Wagner returned to the same spot and found the organ-grinder grinding out the overture at the correct tempo. Musicians do it with rhythm.
Musicians do it in quartets.
Musicians do it in rhythmically. Musicians do it on a higher scale. Musicians do it in the practice room. Musicians do it according to the conductor's instructions. Drummers do it faster and faster.