Personalized To Thine Own Self Be True Shakespeare Youth T-Shirt. Shakespeare quote Youth T-Shirt - Neon Pink says This above all, to thine own self be true, from Hamlet. 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.