We must proceed with our extracts of Miss Mannering's letters, which throw light upon natural good sense, principle, and feelings, blemished by an imperfect education, and the folly of a misjudging mother, who called her husband in her heart a tyrant until she feared him as such, and read romances until she became so enamoured of the complicated intrigues which they contain, as to assume the management of a little family novel of her own, and constitute her daughter, a girl of sixteen, the principal heroine. She delighted in petty mystery,