However, he restrained himself, and kept in strict privacy from Fred certain visits which he was making to Stone Court, in order to look more thoroughly into the state of the land and stock, and take a preliminary estimate.

然而，他克制自己，对弗雷德严格保密，他对斯通法院的某些访问是为了更彻底地调查土地和股票的状况，并进行初步估计。