Name something that your parents gave you which you can't return. No, not a hand-knitted sweater. (Although we don't recommend returning those either. It's best just to leave them in the back of a drawer to pull out during visits.) The answer we were looking for was your DNA. You are a unique combination (unless you're an identical twin, triplet, member of a clone army determined to take over the world, etc.) of your parents' genetic material...
Pi by Numbers Fitted Ladies' Tee
What is Pi? Some might define it as the ratio of a circle's circumference divided by its diameter. Others might think it's an irrational number that's impossible to know completely. Still others might think it's a mystical, transcendental, almighty number that will only finally be revealed when society as a whole puts on a bunch of purple felt jump suits and hitches a ride on a nearby comet. Those people aren't reading this description though. They are browsing the howtothinklikeaflower...