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What a Man of 45 Ought to Know

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The Periods of Seven Years in Human Life.—Ten of These Periods Make the Biblical "Three-Score and Ten."—Intelligence Suited to Each Period.—Prevalent Ignorance Concerning the "Change of Life" in Men.—Sad Results of Such Ignorance.—Reasons for Change in Physical Life of Man Stated.

HUMAN life seems to be divided into periods of about seven years. At seven years of age, the infant enters upon childhood; at fourteen, the boy enters upon manhood; at twenty-one, he enters upon the beginnings of t...