Murphy was an Optimist > Callahan's Principle > Callahan's Principle Sweatshirt
Callahan's Principle Sweatshirt
Callahan's Principle, "You can't argue with stupid", is a corollary to Hanlon's Razor, which normally takes the form "Never attribute to malice that which can be adequately explained by
- 10.1 oz. patented PrintPro® fabric in a 90/10 cotton/polyester blend by Hanes
- Standard adult fit
- Crewneck Collar
- Stretch ribbed cuffs and waistband
- Machine Washable
Drag the square at the left to choose the part of your image you want to use. Tips: Click and drag any corner to resize; click and drag from the inside to move.
Click done if you're happy with the way it looks.