Yup. When it comes to food, these are the two culprits. Sugar and flour. In fact, I want you to consider looking at sugar and flour in an entirely new way. People tend to think of sugar and flour as foods. I invite you to start looking at them as drugs.Susan Peirce ThompsonThe Author of this QuoteAuthorSusan Peirce ThompsonNY Times Bestselling Author, Bright Line Eating Founder & CEO.