"It may be worth that to a collector. It isn't worth it to me."

"It's worth it to any dealer who knows his business."

"Pretty business, if you have to buy at fancy prices and sell at a risk."

"I allowed for the risk in the valuation—I always do. There's one point where you are extravagant, if you like. What's the use of paying me for advice if you won't take it?"

Isaac's stupidity increased.

"'Ow do you mean—paying you for your advice?"

"Paying a valuer, then, if you won't accept his valuation."

So unwilling was he to admit the sharpness of his father's practice that he tried to persuade himself that they had merely disagreed on a point of connoisseurship. "My advice, if you remember, was to withdraw decently, or pay a decent price."

"I've paid my price, and I'm certainly not going to withdraw."

"Well, but I'm afraid, if you won't withdraw, I must. You haven't paid my price, and I can't be responsible."