Sentence:  Yes; for these two passions, when they enter into a man, alter his wisdom and understanding and judgment and wit, and he is like the <WSD>Ossifrage</WSD> which, for precaution against the hunters, abode in the upper air, of the excess of his subtlety ...} 
Meaning of the word marked with <WSD> tags:  "Gypaetus barbatus", the diet of which is almost exclusively bone marrow.