Question: Is it possible?
I know it cannot be done.

Answer: no

Question: Better strip and put this cloth on." The thing he held out was little more than a rag, apparently torn from one of the robes.
He held out a cloth rag and said to put it on.

Answer: yes

Question: The leisurely trip takes three hours, with a tunnel and several locks to be negotiated.
In three hours you can take the leisure trip.

Answer:
yes