The principle of “Garbage In / Garbage Out” dates (though not in those specific words) to the mid-1800s. Charles Babbage pioneered many aspects of programmable computing. In his book Passages from the Life of a Philosopher (1864, Longman and Co.), Babbage said:
On two occasions I have been asked,—”Pray, Mr. Babbage, if you put into the machine wrong figures, will the right answers come out?” … I am not able rightly to apprehend the kind of confusion of ideas that could provoke such a question.