We haven't been able yet to determine in terms of genes what makes a human being a human and not another mammal.
Walter GilbertThe community as a whole doesn't listen patiently to critics who adopt alternative viewpoints. Although the great lesson of history is that knowledge develops through the conflict of viewpoints.
Walter GilbertWe know specific genes are turned on in specific cells, but we don't know to what extent this happens.
Walter Gilbert