A series of sonatas, symphonies, string quartets, woodwind quartets may be numbered by order of sequence. Compositions may be identified by their opus number. Examples Sonata No. 10 in D Major, Op. About Interpretation in Music Musicians seldom perform a piece of music exactly the same way during repeated performances, whether the music is notated or played each time from memory. Interpreting music allows performers the opportunity to probe spirituality as a fundamental part of music.
Musicians enjoy the surprise of their interpretation of music.
Upon hearing familiar music there are certain expectations as to tempos, dynamics, timbre and other elements of music that listeners anticipate.