vital part

References in classic literature ?
"Not at all!" at once flashed out the husband, wounded in that most vital part of him, his sense of property.
The shoulder is not a very vital part; and I think the young man will soon be well.
Oh, sir, I am of opinion that the gentleman will soon be well, as I said before; the wound isn’t in a vital part; and as the ball was extracted so soon, and the shoulder was what I call well attended to, I do not think there is as much danger as there might have been.”
The hunter of the grizzly bear, however, must be an experienced hand, and know where to aim at a vital part; for of all quadrupeds, he is the most difficult to be killed.
I knew, then, that it was no more than a flesh wound,--I had felt the steel grate on his shoulder-blade,-- and I raised the knife to strike at a more vital part.
If I have got to drag my trap, I will take care that it be a light one and do not nip me in a vital part. But perchance it would be wisest never to put one's paw into it.
If he escapes them in one part they attack him in another more vital part. If he has escaped them in form and in the appearance, it is because he has resisted his life and fled from himself, and the retribution is so much death.
You shall read, in some of the friars' books of mortification, that a man should think with himself, what the pain is, if he have but his finger's end pressed, or tortured, and thereby imagine, what the pains of death are, when the whole body is corrupted, and dissolved; when many times death passeth, with less pain than the torture of a limb; for the most vital parts, are not the quickest of sense.
The service rig industry, a vital part of Alberta and Saskatchewan's oil and gas sector, has been needlessly restricted by unnecessary rules that limit movement between work sites and across provincial borders.
"Our creative industries are a vital part of the economy, contributing more than PS100 billion to the economy, so it is important we maintain the pipeline of talent.
QUETTA: Breastfeeding is a vital part for children nourishment as study revealed that children fed with breastfeed are stronger and intelligent than other children remained deprived from breastfeed.
The journal was further said to be a vital part of JSMU's committed efforts to promoting relevant research and create an impact on the society through creating robust evidence-based knowledge.