Quote by Albert Sabin

"The conquest of disease and improvement of health only became possible when biological thinking replaced metaphysical thinking."

"Vaccination is the most cost-effective health investment ever made."

"We must never forget that the primary purpose of medicine is the prevention of disease."

"A disease recognized is half cured."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."