In existing things, he composes them in his mind and imagination in a way that he has not previously achieved in his knowledge, and if he precedes him, he does not care, for in that he is in the position of the first to which no one preceded him, just as poets and eloquent writers do in inventing invented meanings. There is an invention that was previously made, so the listener imagines that he stole it, so the inventor should not. To look at someone except at what happened to him, especially if he wanted to enjoy and enjoy the pleasure of invention. No matter how much the inventor of a matter looks at the one who preceded him in it after he invented it, he may perish and have his liver broken. Most of the scholars in invention are rhetoricians and engineers, and among those who have trades are carpenters and builders. These people have the most inventions, the most intelligent innate nature, and the strongest of them. In accordance with their minds, the reality of invention is va