Personalized You Are Stronger Than You Think You Are Youth Long Sleeve T-Shirt. True strength always comes from inside. From "Dog and Mouse" by Michelle Nelson-Schmidt, You are Stronger Than You Think You Are Youth Long Sleeve T-Shirt - White gives us a reminder to believe in ourselves and trust our inner strength. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)