““We can with an order of probability bordering on certainty extend maximum human life span by means of a calorically restricted optimal nutrition diet.…There is now abundant hard evidence—not testimonial evidence, not clinical anecdote, not based on plausibility arguments, and not even correlational evidence, although all these exist in plenitude—but hard, well-controlled and steadfastly confirmed experimental evidence that a low calorie diet that provides optimum nutrition will greatly extend average and maximum life spans, postpone the onset and decrease the frequencies of most or all of the “diseases of aging,” maintain biomarkers at levels younger than chronological age, maintain sexual potency, general vitality, and ability to engage in sports into advanced age, and delay deterioration of the brain.28 It is true””
