It is from the progeny of this parent cell that we all take our looks we still share genes around, and the resemblance of the enzymes of grasses to those of whales is in fact a family resemblance. – Lewis Thomas
Our behavior toward each other is the strangest, most unpredictable, and most unaccountable of all the phenomena with which we are obliged to live. In all of nature, there is nothing so threatening to humanity as humanity itself. – Lewis Thomas

