“Yes, master, but how are we to get into Notre-Dame?”

“I have the key to the tower.”

“And how are we to get out again?”

“Behind the cloister there is a little door which opens on the Terrain and the water.

I have taken the key to it, and I moored a boat there this morning.”

“I have had a beautiful escape from being hung!” Gringoire repeated.

“Eh, quick! come!” said the other.

Both descended towards the city with long strides.