6 ideas
13479 | Given that thinking aims at truth, logic gives universal rules for how to do it [Burge] |
21677 | How can the not-true fail to be false, or the not-false fail to be true? [Cicero] |
21667 | Oratory and philosophy are closely allied; orators borrow from philosophy, and ornament it [Cicero] |
21678 | If desire is not in our power then neither are choices, so we should not be praised or punished [Cicero] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |