“Much can often be learned by the repetition under different conditions, even if the desired result is not obtained.Quote by Archer J P MartinTopics: Quotes about Archer J P MartinShare on:FacebookPinterestWhatsApp
Since, however, it is immaterial whether the work is done by assistants or a machine,...#Archer J P Martin
If every conceivable precaution is taken at first, one is often too discouraged to proceed...#Archer J P Martin
