Why do most philosopher's talk in language incomprehensible to normal people?

Why do most philosopher's talk in language incomprehensible to normal people?

Why do most philosopher's talk in language incomprehensible to normal people? Do philosophers study 'the' because they know there are a few million other words that they can study afterwards, and therefore be philosophers forever?

Read another response by Mitch Green, Peter Smith
Read another response about Language, Philosophers