All mistakes are accidental. Seldom do people write a line of code thinking, "I'm making a mistake." If your language encourages people to casually write unsafe

All mistakes are accidental. Seldom do people write a line of code thinking, "I'm making a mistake." If your language encourages people to casually write unsafe code, any time you spent on safety guarantees was wasted because those guarantees disappear in all of that code and all of the code that touches it. And that's a lot of space for mistakes.