[138] Diog. Laërt. VII. 94.

[139] Diog. Laërt. VII. 127, 128; Cicer. Paradox, 2.

[140] Cicer. De finibus III. 13; Tusculan. Quæst. II. 25.

[141] Diog. Laërt. VII. 107, 108.

[142] Plutarch. De Stoicorum repugnantia, p. 1031 (ed. Xyl.); Stob. Eclog. ethic. P. II. p. 110 Diog. Laërt. VII. 125.

[143] Diog. Laërt. VII. 121, 122, 116, 117, 129; Sext. Empir. adv. Math. XI. 190-194.

[144] Tacit. Annal. XIV. 53; XIII. 42, 3.

[145] Diog. Laërt. X. 1-8, 10-15; Cic. De Nat. Deor. I. 26; De Finibus, II. 25; Bruck. Hist. Crit. Phil. T. I. pp. 1230, 1231, 1233, 1236; Sext. Emp. adv. Math. X. 18; I. 3.

[146] Diog. Laërt. X. 11, 24, 9; IV. 43; Cic. De Finib. V. 1; Euseb. Præp. evangel. XIV. 5.

[147] Diog. Laërt. X. 26.