Stewart's and of John Jacob Astor's great success.

They knew everything about their business.
As love is the only excuse for marriage, and the only thing which will carry one safely through the troubles and vexations of married life, so love for an occupation is the only thing which will carry one safely and surely through the troubles which overwhelm ninety-five out of every one hundred who choose the life of a merchant, and very many in every other career.
A famous Englishman said to his nephew, "Don't choose medicine, for we have never had a murderer in our family, and the chances are that in your ignorance you may kill a patient; as to the law, no prudent man is willing to risk his life or his fortune to a young lawyer, who has not only no experience, but is generally too conceited to know the risks he incurs for his client, who alone is the loser; therefore, as the mistakes of a clergyman in doctrine or advice to his parishioners cannot be clearly determined in this world, I advise you by all means to enter the church." "I felt that I was in the world to do something, and thought I must," said Whittier, thus giving the secret of his great power.

It is the man who must enter law, literature, medicine, the ministry, or any other of the overstocked professions, who will succeed.

His certain call, that is his love for it, and his fidelity to it, are the imperious factors of his career.

If a man enters a profession simply because his grandfather made a great name in it, or his mother wants him to, with no love or adaptability for it, it were far better for him to be a motor-man on an electric car at a dollar and seventy-five cents a day.