While I live, every criminal must die. Pope Sixtus V More Quotes by Pope Sixtus V More Quotes From Pope Sixtus V In looking for the keys of paradise, a pope may stoop a little; having found them, he should rise again. Pope Sixtus V paradise keys may It is a pity that Elizabeth and I cannot marry each other. Our children would have gained mastery over the whole world. Pope Sixtus V mastery children world