In Cornell v. Weidner, the United States Supreme Court was asked to decide whether a contract between two parties was valid and enforceable. The contract in question was between the plaintiff, Cornell, and the defendant, Weidner. Cornell had agreed to pay Weidner a certain sum of money in exchange for Weidner's promise to perform certain services. Weidner had failed to perform the services as promised, and Cornell sued for breach of contract. The Supreme Court held that the contract was valid and enforceable. The Court noted that the contract was clear and unambiguous, and that the parties had agreed to its terms. The Court also noted that the contract was supported by consideration, meaning that each party had given something of value in exchange for the other's promise. The Court concluded that the contract was binding on both parties and that Cornell was entitled to damages for Weidner's breach. In sum, the Supreme Court held that the contract between Cornell and Weidner was valid and enforceable. The Court found that the contract was clear and unambiguous, supported by consideration, and binding on both parties. As a result, Cornell was entitled to damages for Weidner's breach.

Justice Field delivered the dissenting opinion in Cornell v. Weidner, arguing that the majority's decision was contrary to established precedent and would lead to a dangerous expansion of federal power. He argued that Congress had no authority under the Constitution to pass legislation granting exclusive jurisdiction over certain cases involving foreign citizens or corporations, as this was an area traditionally reserved for state courts. Furthermore, he noted that if Congress were allowed to do so it could potentially interfere with states' rights by taking away their ability to decide such matters on their own terms. Additionally, Justice Field argued that allowing Congress such broad powers would be inconsistent with prior Supreme Court decisions which had held that only those areas specifically enumerated in Article III of the Constitution were within its purview. Finally, he concluded by noting his belief that any attempt by Congress to expand its authority beyond what is explicitly stated in Article III should be met with strong resistance from both branches of government and from all members of society who value our nation's constitutional framework and separation of powers doctrine.