Bob,
A single double quote (above the apostrophe on your keyboard) causes a DATABASE QUERY ERROR. Even if that's all that's in the post.
So the problem has nothing to do with the size of the post. Posted text just can't have any double quotes in it.

Gold is $1,581/oz today. When it hits $2,000, it will be up 26.5%. Let's see how long that takes. - De 3/11/2013 - ANSWER: 7 Years, 5 Months