draw a line in the sand vs hazard

draw a line in the sand

verb
  • To lay down a challenge; to provide a test of commitment (often one which carries a high risk) to a cause. 

  • To create a real or artificial boundary or distinction between (two places, people or things). 

  • To indicate the threshold or level above which something will become unacceptable or will provoke a response; to create a boundary and imply or declare that its crossing will provoke a (negative) response. 

hazard

verb
  • To expose to chance; to take a risk. 

  • To risk (something); to venture, incur, or bring on. 

noun
  • An obstacle or other feature which causes risk or danger; originally in sports, and now applied more generally. 

  • A problem with the instruction pipeline in CPU microarchitectures when the next instruction cannot execute in the following clock cycle, potentially leading to incorrect results. 

  • The act of potting a ball, whether the object ball (winning hazard) or the player's ball (losing hazard). 

  • A game of chance played with dice, usually for monetary stakes; popular mainly from 14th c. to 19th c. 

  • Chance. 

  • An obstacle or other feature that presents a risk or danger that justifies the driver in taking action to avoid it. 

  • The side of the court into which the ball is served. 

  • The chance of suffering harm; danger, peril, risk of loss. 

  • A sand or water obstacle on a golf course. 

How often have the words draw a line in the sand and hazard occurred in a corpus of books? (source: Google Ngram Viewer )