If we do discover more than one type of life on Earth, we can be fairly certain that the universe is teeming with it, for it would be inconceivable that life started twice here but never on all the other earth-like planets.
“I bought all my friends guitars and I had a good time with my money. But then one day the IRS came knocking.”
“Tell me to what you pay attention and I will tell you who you are.”