Autores:
  • Results rarely specify their causes unambiguously. If we have no direct evidence of fossils or human chronicles, if we are forced to infer a process only from its modern results, then we are usually stymied or reduced to speculation about probabilities. For many roads lead to almost any Rome.

    Stephen Jay Gould (2010). “The Panda's Thumb: More Reflections in Natural History”, p.34, W. W. Norton & Company