I regard the failure to find a clear "vector of progress" in life's history as the most puzzling fact of the fossil record. But I also believe we are now on the verge of a solution, thanks to a better understanding of evolution in both normal and catastrophic times.


The Flamingo's Smile, Part 4, Chapter 15 (p. 241), W.W. Norton & Company, Inc. 1985

Stephen Jay Gould Quotes

I regard the failure to find a clear vector of progress in life's history as the most puzzling fact of the fossil record. But I also believe we are...

I regard the failure to find a clear vector of progress in life's history as the most puzzling fact of the fossil record. But I also believe we are...

I regard the failure to find a clear vector of progress in life's history as the most puzzling fact of the fossil record. But I also believe we are...

I regard the failure to find a clear vector of progress in life's history as the most puzzling fact of the fossil record. But I also believe we are...