by John Marshall Harlan, Franklin Telephone Company v. Harrison…
“ In Sugden on Vendors it is said that 'a court of equity does not affect to weigh the actual value, nor to insist upon an equivalent in contracts, where each party has equal competence. When undue advantage is taken, it will not enforce the contract; but it cannot listen to one party saying that another man would give him more money or better terms than he agreed to take. It may be an improvident contract, but improvidence or inadequacy do not determine a court of equity against decreeing specific performance.' Chapter 5, § 3, par. ”
