Because the only numbers in them are page numbers.
The number of the car that hit him.
THIS IS NOT A JOKE I'm sure you all have heard the joke where has a number for each joke and that everyone just remembers the numbers instead for typing out the jokes. This always made me think "What would joke #1 be?" What do you think it'd be?
Adam and Eve
I asked my grandad the other day "why do old people read the bible so much?" He replied "cause we're cramming for finals"
An accountant !
He turned a leaf and made an entry.
The plot.