Personalized Think Libertarian Toddler Long Sleeve T-Shirt. I think, therefore I am a Libertarian! Think for yourself. Take care of yourself. That's the Libertarian way. Great gift for your favorite Libertarian! A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.