Lore surrounds the origins of pretzels, but many sources suggest that they were invented by European monks around 600 A.D. as treats to reward children for saying their prayers. Their shape was meant to represent arms crossed in prayer.
More rumors surround the origin of hard pretzels. The story goes that a baker fell asleep baking soft pretzels, they accidentally over browned, and when he tried them a new snack was born!
It's pretty much a universal thing, when you get home from a long day, the first thing you do is open the fridge, open the pantry, and assess the food situation. If it looks bleak, things like this start running through your mind, "Should I have stopped and picked something up on the way home? Is any of this edible?