Sentence:  Had More 's writings been wholly limited to such exercises , they would be almost as dimly remembered as those of a dozen or so other authors living in his time , whose works tenuously survive in the <WSD>minds</WSD> of the few hundred scholars who each decade in pursuit of their very specialized occasions read those works . 
Meaning of the word marked with <WSD> tags:  that which is responsible for one's thoughts and feelings; the seat of the faculty of reason