9 ideas
| 23217 | All of our happiness and misery arises entirely from the brain [Hippocrates] |
| 23146 | Motives produce intentions, which lead to actions [Driver] |
| 23144 | Virtue should be defined by consequences, not by states of mind [Driver] |
| 23148 | Virtues are character traits or dispositions which produce good consequences for others [Driver] |
| 23150 | Control of pregnancy and knowledge of paternity have downgraded chastity [Driver] |
| 23147 | Good intentions are not necessary for virtue [Driver] |
| 23149 | If generosity systematically turned recipients into parasites, it wouldn't be a virtue [Driver] |
| 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] |