It is as much your duty to be careful and comply with safety rules as it is to properly perform your work. – Safety saying, circa early 1900s

Our insignificance is often the cause of our safety. – Aesop

When you say “accident” perhaps you mean “crime.” – Colorado School of Mines Magazine, Golden, Colorado, August 1918

Every accident is a notice that something is wrong with men, methods, or material — investigate — then act. – Safety saying, circa early 1900s