In order to learn to be one’s true self, it is (1) to obtain a wide and (2) of what has been said and done in the world; critically to (3) it; carefully to consider it; clearly to analyze it; and earnestly to (4) . It matters not (5) , but when you once learn a thing, you must never give it up until you have (6) understood it. It matters not what you (7) , but when you once try to think of a thing, you must never give it up until you have done it thoroughly and well. If another man (8) by one effort, you will use a hundred efforts. If another man succeeds by ten efforts, you will use (9) .