(Student Brief) For 2,400 years,Euclid’s Elements consisted of 13 volumes of incredible mathematical definitions. But a great discovery of his lost 14th volume has revealed a new concept - ‘Balance in Beauty’ Euclid was renowned by all to have radiant complexion, with the key to his skin secrets hiding in the 14th volume. After studying his meticulous work, we can provide you with the missing piece in your skincare equation.