See United States v. Grizzard , 219 U.S. 180, 184 (1911) (“‘just compensation’ . . . obviously requires that the recompense to the owner for the loss caused to him by the taking of a part of a parcel, or single tract of land, shall be measured by the loss resulting to him from the appropriation”); Bos. Chamber of Commerce v. City of Boston , 217 U.S. 189, 195 (1910) (“What has the owner lost? not, What has the taker