Its two-fold causality, [15] sqq.;

Division of, [19] sqq.;

Properties of, [49] sqq.;

Necessity of, [50] sqq.;

Gratuity of, [131] sqq.;

Universality of, [152] sqq.;

Its relation to free-will, [222] sqq.;

As a requisite of supernatural merit, [413] sqq.

Actus humanus, [412].

Adoption, [357].