Famous Quotes / William Morris Davis
William Morris Davis: "It seems most probable, that the many pre-existent streams in each river basin concentrated their water in a single channel of overflow, and that this one channel survives- a fine example of natural selection."
| Basin | Channel | Concentrated | Each |
| Example | Fine | Most | Natural |
| Overflow | Preexistent | Probable | River |
| Seems | Selection | Single | Streams |
| Survives | Water |