Personalized Music Universal Language Quote Youth T-Shirt. Henry Wadsworth Longfellow quote says Music is the universal language of mankind. Cool musical Youth T-Shirt - White gift for the musician, singer, band director, music teacher and more. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.