I remember them well. One was short and slightly pear-shaped, varying shades of green with the logo of my favorite neighborhood coffee shop. Another was cream-colored and massive, 24 fluid ounces at least. The last, my favorite, was petite and hilarious, adorned with the quip “Whoops, I spent the grocery money on shoes again.” They were the coffee mugs on my desk at work. My trusty delivery system for often-caffeinated hot beverages to fuel me through the work day. The green coffee mug was ideal for everyday use. The massive vessel was clutch on days when I needed an extra jolt. And that petit…