C is hard because despite being a "small" language, it's full of all kinds of unintuitive rules and behaviour for beginners to stumble upon, and the language pr

C is hard because despite being a "small" language, it's full of all kinds of unintuitive rules and behaviour for beginners to stumble upon, and the language provides next to no assistance in avoiding the pitfalls. People have to learn C by making potentially dangerous mistakes, hopefully in code where they don't matter.