Strata

Death was Nature's way of telling you to slow down.

-- (Terry Pratchett, Strata)

The sky spun again as Marco turned the ship so that 'down' was where long tradition had always put it, in the region of the feet.

-- (Terry Pratchett, Strata)

He didn't look mad, but they never did.

-- (Terry Pratchett, Strata)