4 ideas
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
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] |
2116 | The concept of an existing thing must contain more than the concept of a non-existing thing [Leibniz] |