An expert is someone who knows some of the worst mistakes, which can be made, in a very narrow field.
There are trivial truths and the great truths. The opposite of a trivial truth is plainly false. The opposite of a great truth is also true.
The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth.
Change this and that and try again. Duis mollis, est non commodo luctus, nisi erat porttitor ligula, eget lacinia odio sem nec elit. Cras mattis consectetur purus sit amet fermentum.