"You shouldn't really get upset at CEOs trash-talking their competitors." There's nothing wrong with that in general, but if you have special, unique access to

"You shouldn't really get upset at CEOs trash-talking their competitors." There's nothing wrong with that in general, but if you have special, unique access to an important industry figure, who is not going to be around for very long because he's dying, and you're writing what ought to be the canonical biography of the man, you really shouldn't be wasting your time putting false competitor trash-talking on the page, and certainly not without adding "but in fact Gates is wrong about this" and similar qualifiers.