24a. An action cannot be founded on a barren or unconditional contract. C.L.M.
24e. Contracts have no locality. The obligation of a contract is purely personal, and actions to enforce it may be brought anywhere. 2 Inst.231; 1 Smith, Lead. Cas. 340, 363; Story, Confl. Laws, s. 362.
24i. Private contracts (or agreements) cannot derogate from public law or right. Broom, Max. 695; 7 Coke, 23; Wing. Max. max. 201; Co. Litt. 166a; Dig. 50, 17, 45, 1.
24w. Nothing is so natural as that an obligation should be dissolved by the same mode and principles in which it were contracted. Dig. 50, 17, 35; 2 Inst. 359, 360; Esmond v. Van Benschoten, 12 Barb. (N.Y.) 366, 275; Therefore, an obligation by words is taken away by words; an obligation of mere consent is dissolved by contrary consent. Broom, Max. 887.
24cc. In contracts, when the question is what was agreed upon, the terms are to be interpreted against the party offering them. Dig. 45, 1, 38, 18; 2 Kent, Comm. 721.