Let positive, strong, helpful thoughts enter into your brains from very childhood. Lay yourselves open to these thoughts, and not to weakening and paralysing ones.
It [music] has an awakening function. Life is a rhythm. Art is an organization of rhythms. Music is a fundamental art that touches our will system. In Schopenhauer's The World as Will and Idea he speaks of music as the sound that awakens the will. The rhythm of the music awakens certain life rhythms, ways of living and experiencing life. So it's an awakener of life.