4 ideas
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 19376 | A machine is best defined by its final cause, which explains the roles of the parts [Leibniz] |
| 17009 | I won't object if someone shows that gravity consistently arises from the action of matter [Newton] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |