William Penn. (1644–1718). Fruits of Solitude.
The Harvard Classics. 1909–14.
Discipline
55. If thou wouldst he happy and easie in thy Family, above all things observe Discipline.
56. Every one in it should know their Duty; and there should be a Time and Place for every thing; and whatever else is done or omitted, be sure to begin and end with God.