Through The Looking Glass by Lewis Carroll Chapter 5 Page 20

Alice cried in a sudden transport of delight. ‘There really are — and such beauties!’

‘You needn’t say “please” to me about ‘em,’ the Sheep said, without looking up from her knitting: ‘I didn’t put ‘em there, and I’m not going to take ‘em away.’

‘No, but I meant — please, may we wait and pick some?’ Alice pleaded. ‘If you don’t mind stopping the boat for a minute.’

‘How am I to stop it?’ said the Sheep. ‘If you leave off rowing, it’ll stop of itself.’

So the boat was left to drift down the stream as it would, till it glided gently in among the waving rushes.