Next comes the realist phase ("After all, from a purely geometrical point of view a cat is only a tube with a door at the top."). Terry Pratchett
Being shot out of a cannon will always be better than being squeezed out of a tube. That is why God made fast motorcycles, Bubba.... Hunter S. Thompson
The digestive canal represents a tube passing through the entire organism and communicating with the external world, i.e. as it were the external surface of the body, but turned inwards and thus hidden in the organism. Ivan Pavlov
Shaunee was digging in her purse like she'd misplaced a tube of one of MAC's seasonal lipsticks that you buy and fall in love with AND THEN THEY DISCONTINUE IT BECAUSE THEY REALLY HATE US AND WANT US TO BE CRAZY. P. C. Cast
I would not want to live with a tube in my neck and not be able to move a finger. I wouldn't - that to me is not life. Jack Kevorkian
When I go to the clinic next and sit with a tube in my arm and watch the poison go in, I'm in an attitude of abject passivity. It doesn't feel like fighting at all; it just feels like submitting. Christopher Hitchens