[251] See i. 4.
[252] See i. 2.5.
[253] In i. 1; proof of the chronological order.
[254] See ii. 9.12; iv. 3.9, 10; negatively.
[255] See iii. 3.1, 2; see Seneca, de Provid. 5.
[256] See ii. 3.17; iii. 8.
[257] See iv. 4.9–12.
[258] See ii. 4; Seneca, de Provid. 5.
[259] See ii. 9.2; iii. 2, 3. Seneca, de Provid. 5.
[260] Or generative reasons, a Stoic term, Seneca, Quest. Nat. iii. 29; see iii. 3.1, 2, 7.