it as it stands if any one of them can put it together as it ought to be. You think you can learn everything out of books. I would not give a snap for all your histories; paper is patient, and lets you print what you like on it. I once tried to make a microscope after a description as it stood in the book, but it was good for nothing. Whoever is not in the business himself will never know as long as he lives how to bring the right focus into the glass. Go away with your learned disquisitions!" The master's wife came in; she had the pincers in her hand, and flourished the instrument violently.
"Yes," she cried; "If they could only learn how in a trice, every ignoramus would come here and turn optician in less than no time."
It was no little trouble to pacify the good folks again.
"I am a man like a lamb," then said the master; "if you cannot get on with me you will never get on with any one in this world."
"Yes, he is only too good to the people," interrupted his wife, "and what he wastes on other people I have to make up for."
"Never mind," said the master; "you take good care of yourself; but I will be honest with you, you shall not have it to say later that I kept anything back from you. In the first place, it is an unhealthy trade. Look at me, see what I am; I have already swallowed more than three hundredweight: of glass.