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§40. The fitnesses of time and place.
41. How to become aware of our violations of decorum.
42. What trades and professions are to be considered respectable, and what are to be regarded as vulgar.
43. Comparison of duties. Duties of justice and benevolence to be preferred to those of prudence or wisdom.
44. To those under the head of fortitude or magnanimity.
45. Not to those of decorum. Grades of duties.
1. Introduction.
2. Cicero's reasons for writing on philosophical subjects. His own philosophy (of the New Academy), and its bearing on the subjects under discussion, defined.
3. The Expedient inseparable from the Right. Of all beings and objects man is most serviceable and most harmful to man. Inanimate objects made of service by human industry.
4. Beasts tamed and utilized, or, when noxious, slain by man for the benefit of man.
5. Man's harmfulness to man shown by comparison of the evil and destruction brought about by his agency with the mischief wrought by all other agencies. It is the province of Virtue and of the several virtues, to conciliate the kind feelings and good offices of men.
6. The part which Fortune has in human affairs small as compared with the good or evil done by men to men. The various influences by which men are made subservient to men.
7. The influence of fear compared with that of good will.
8. The effect of oppression and tyranny upon the allies of the Roman people and upon citizens not in favor with the ruling powers.
9, 10. The three prerequisites to fame, the love of the people, their confidence, and qualities that command their admiration.