Here's a reference I just found without any effort, from an occurrence of the above quote in Freeman Dyson's Origins of Life. GP comment does not deserve to be

Here's a reference I just found without any effort, from an occurrence of the above quote in Freeman Dyson's Origins of Life. GP comment does not deserve to be downvoted: a solid searchable reference was provided. https://books.google.ie/books?id=1Fqsd-v4LcwC&pg=PA3&lpg=PA3&dq=close+study+of+%5BSchrodinger%27s%5D+book+and+of+the+related+literature+has+shown+me+that+what+was+true+in+his+book+was+not+original,+and+most+of+what+was+original+was+known+not+to+be+true+even+when+the+book+was+written."&source=bl&ots=yorJ8bz9HX&sig=zWo6OazrFQPgPEQEJo8J3y7iz2Y&hl=en&sa=X&ved=0ahUKEwjsj7Cbo63WAhWKKsAKHTaXB40Q6AEILDAC#v=onepage&q=close%20study%20of%20%5BSchrodinger's%5D%20book%20and%20of%20the%20related%20literature%20has%20shown%20me%20that%20what%20was%20true%20in%20his%20book%20was%20not%20original%2C%20and%20most%20of%20what%20was%20original%20was%20known%20not%20to%20be%20true%20even%20when%20the%20book%20was%20written.%22&f=false https://books.google.ie/books?id=1Fqsd-v4LcwC&pg=PA3&lpg=PA3...