sentences:  Manén was an involuntary self-taught person because throughout his childhood and adolescence his father, an entertainer, did not allow him to study composition at any conservatory.Looking at the history of music, it is difficult to find in the world of composition such an extraordinary case of self-learning.It must be remembered that his father, the only teacher of his son, was an amateur musician with few musical studies that only played the piano very discreetly.