In the text, the author supposes that the great secrets of success include:
A. To work hard
B. To concentrate your energy, thought, and capital exclusively upon the business in which you are engaged
C. To have the spirit of persistence, hardworking and never giving up until success
Do not rest content for a moment in your thoughts as head clerk, or foreman, or general manager in any concern, no matter how extensive.
微信支付 
支付宝支付