They say a picture is worth a thousand words. My reply. Wet paint.
Go ahead paint one five hundredth of a picture and express those two words. I dare you.
The problem is, what picture and which words are you talking about? If we are talking about a painting by one of the great masters, you or I would have difficulty doing it justice with mere words, even a thousand. But if I give you several pages of Shakespeare could you paint a picture equal to them? I think not. So at best it should go- A picture may be worth a thousand words depending on the author and painter in question. Not quite as forceful or snappy as the original. But the original is wrong.
I get why people like to say it. I get frustrated when when a manual does not have enough illustrations. I hate it when a history book talks about a war for fifty pages without a single map. Many scholarly works will go out of their way to not use a single picture in a thousand pages; as