Such knowledge as he had of his nephew's disposition and affairs encouraged the belief that Grandcourt might consent to a transaction by which he would get a good sum of ready money, as an equivalent for his prospective interest in the domain of Diplow and the moderate amount of land attached to it. If, after all, the unhoped-for son should be born, the money would have been thrown away, and Grandcourt would have been paid for giving up interests that had turned out good for nothing; but Sir Hugo set down this risk as _nil_, and of late years he had husbanded his fortune so well by the working of mines and the sale of leases that he was prepared for an outlay.
Here was an object that made him careful to avoid any quarrel with Grandcourt. 
He hoped that Grandcourt might consent to take a good sum of money in exchange for his interest in Diplow and its land; and this aim made him careful to avoid any quarrel with Grandcourt. 