“It is better to keep your mouth closed and appear a fool than to open it and remove all doubt.”

“It is better to keep your mouth closed and let people think you are a fool than to open it and remove all doubt. ~Mark Twain~”

“It's better to keep your mouth shut and appear stupid than open it and remove all doubt”

“She preferred keeping her mouth shut and appearing a fool to opening it and removing the doubt.”

“Its better to be thought a fool, than to open one's mouth and remove all doubt.”

“People are almost always better than their neighbors think they are.”

“It is the moment when our resolution seems about to become irrevocable - when the fatal iron gates are about to close upon us - that tests our strength. Then, after hours of clear reasoning and firm conviction, we snatch at any sophistry that will nullify our long struggles, and bring us the defeat that we love better than victory.”