Dr. Peale quotes Freud’s words, “The chief duty of a human being is to endure life.” NVP says, “The chief duty of a human being is to master life, to rise above it. I John 5:4 says, “This is the victory that overcomes the world…” and John 10:10 says, “I have come that they might have life and have it more abundantly.” Dr. Peale says, that is the secret of health, happiness and life itself.