In no part of physical science can we be free from exceptions and outstanding facts, of which our present knowledge can give no account. It is among such anomalies that we must look for the clues to new realms of facts worthy of discovery. They are like the floating waifs which led Columbus to suspect the existence of the New World.


The Principles of Science: A Treatise on Logic and Scientific Method, Chapter XXV (p. 573), Macmillan & Co Ltd. 1887


In no part of physical science can we be free from exceptions and outstanding facts, of which our present knowledge can give no account. It is among...

In no part of physical science can we be free from exceptions and outstanding facts, of which our present knowledge can give no account. It is among...

In no part of physical science can we be free from exceptions and outstanding facts, of which our present knowledge can give no account. It is among...

In no part of physical science can we be free from exceptions and outstanding facts, of which our present knowledge can give no account. It is among...