Using a proper cutting board and hand washing your knives are absolutes; you're either doing it or you're not. Wood, bamboo, and plastic are better for your knives than composite boards; harder boards like glass, metal, stone, and ceramic will quickly destroy knives, experts say. Find out the truth behind three other kitchen knife myths that can hurt you.
The reason you cut yourself less with a sharp knife is because it takes less force to cut through anything. Sharp knives aren't scary, blunt ones that need loads of force and are liable to go anywhere are. Use the right tool for the job and use it the right way.
Sharp knives + washing up bowls full of soapy water + unsuspecting hands = nasty surprise. Wash your knives after using, dry, and put away in a knife block, knife drawer insert, or secure magnetic rack.
Many people use the blade edge of a knife to corral the food to the edge of the board. Avoid using the blade of the knife to sweep things off the board, instead turn it over and use the spine of the knife to keep the working edge sharp.