Robert Thomas entered into an agreement with License Realty Corp. to lease a building for 20 years. The lease also included an option to purchase the property. Richard DeSouza, an alcoholic undergoing treatment, singed the lease on behalf of License Realty. Eleven years later, Thomas exercised his option to purchase the property. The owner refused to sell and stated that DeSouza lacked the capacity to sign the contract for License Realty, due to his alcoholism. Was the contract voidable