You can only use them when you really really need them.
I have the hardest time finding coasters that don't stick to the bottom of my glass when I pick them up or leak condensation everywhere. I've gotta make myself some of these.
Keep those chompers away from me! Hang them on a wall somewhere.
Real books cause papercuts and have too many words. Start off a little easier.
You don't need giant wings to fly in your own way.