300
On the night of the day he had left the house, Mr. Lorry went into his room with a chopper, saw, chisel, and hammer...there with with closed doors, and in a mysterious and guilty manner, Mr. Lorry hacked the shoemaker's bench to pieces
Explain the significance of this quote
This event shows a change in the plot since it seems his shoemaking helps him eventually recover and return to a normal state, without them who knows if Mr. Manette will relapse and never recover again.