A 40 pound bicycle needs a 10 pound lock. A 50 pound bicycle doesn't need a lock. Eat a live toad the first thing in the morning and nothing worse will happen to you the rest of the day. Goldwyn's Law of Contracts. A verbal contract isn't worth the paper it's written on.
Infinity is one lawyer waiting for another.
If it looks tough, it's impossible. If there are only two shows on TV worth watching this week, they will be on at the same time. It works better if you plug it in. If it breaks, it needed replacing anyway. The most important leg of a three legged stool is the one that's missing.