If you want to use a knife analogy, we're using C for prying things open, sawing up timber and opening locks. There are better tools for those jobs that don't end up in blood loss and misery.
That'll explain my failures in all DIY jobs around the house then!
You use many tools in a house. Most are designed with implicit safety measures. You should use knives for specific tasks that warrant the use of a knife. You should not run around a house knife in hand using it for everything.