> they never expect things like file reads to fail. They not only expect file reads to fail, they also expect stack overflows, out of memory etc etc. and a lot

> they never expect things like file reads to fail. They not only expect file reads to fail, they also expect stack overflows, out of memory etc etc. and a lot more. They also know that, more often than not, the place where something fails is not the place where you have enough information to recover properly.