My advice is that you should use your brains more and train less. Yiannis Kouros More Quotes by Yiannis Kouros More Quotes From Yiannis Kouros Without patience, you will never conquer endurance. Yiannis Kouros conquer endurance Like a tree that grows stronger with more branches and roots, you need to find more and more ways to be inspired. Yiannis Kouros stronger roots tree When one runs 45, 50 or even 100km, for me, is not an ultra runner Yiannis Kouros ultras runners running Running is not just a sport but a biological necessity. Yiannis Kouros running sports It is as if I can see my body in front of me. Yiannis Kouros fronts body ifs