Wall Stickers - Motivational - Inspired by The Magic of Thinking Big" by David J. Schwartz. An original text design "Success is determined no so much by the size of one´s brain as it is by the size of one´s thoughts". Fill your space with positivity and encouragement. Available in various sizes and 50 colours. Decals made from high quality vinyl, easy to apply and remove. Decorate walls, appliances, devices and more.