Word up #2: Mad as a hatter
The phrase phrase “mad as a hatter” means to be completely and utterly insane.
There are many theories regarding the origin of this simile. Perhaps the most intriguing and also the most plausible theory was offered in “The Journal of the American Medical Association” (vol. 155, no. 3).
Once, it was common to use Mercury in the manufacture of felt hats. In those days the toxic nature of quicksilver… Continue reading | 3 Comments
