" Whether through grains, beans, or even fruit, there’s plenty of protein in a plant-strong diet. We only need 5-8% of our calories from protein, and since protein is the one macronutrient that we can’t store, when you get above 15% it either stores as fat or we excrete it. "

― Rip Esselstyn , My Beef with Meat: The Healthiest Argument for Eating a Plant-Strong Diet - Plus 140 New Engine 2 Recipes