True law is right reason in agreement with nature;...it summons to duty by its commands, and averts from wrongdoing by its prohibitions... It is a sin to try to alter this law, nor is it allowable to attempt to repeal any part of it, and it is impossible to abolish it entirely.
Marcus Tullius CiceroWhat is so beneficial to the people as liberty, which we see not only to be greedily sought after by men, but also by beasts, and to be prepared in all things.
Marcus Tullius CiceroAll pain is either severe or slight, if slight, it is easily endured; if severe, it will without doubt be brief.
Marcus Tullius CiceroAll men have a feeling, that they would rather you told them a civil lie than give them a point blank refusal.... If you make a promise, the thing is still uncertain, depends on a future day, and concerns but few people; but if you refuse you alienate people to a certainty and at once, and many people too.
Marcus Tullius CiceroWhat one has, one ought to use: and whatever he does he should do with all his might.
Marcus Tullius CiceroIt is easy to distinguish between the joking that reflects good breeding and that which is coarse-the one, if aired at an apposite moment of mental relaxation, is becoming in the most serious of men, whereas the other is unworthy of any free person, if the content is indecent or the expression obscene.
Marcus Tullius Cicero