Makes perfect sense to me. You know what I liked best... The little caption below!
If know one dates them, then no one will marry them. Then they will have no offspring. Then they will be extinct.
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.