The borrower is usually bound to exercise extraordinary care and diligence and is liable for slight neglect. History. Orig. Code 1863, § 2106; Code 1868, § 2101; Code 1873, § 2128; Code 1882, § 2128; Civil Code 1895, § 2947; Civil Code 1910, § 3519; Code 1933, § 12-504.