We need — and should encourage and honour — not only discoverers of facts hitherto unknown but explorers of ideas and rethinkers of values. – Walter Moberly, The Crisis in the University
I had an immense advantage over many others dealing with the problem inasmuch as I had no fixed ideas derived from long-established practice to control and bias my mind, and did not suffer from the general belief that whatever is, is right. – Henry Bessemer (discovered new method of producing steel)

