A picture is worth a thousand words
The expression "Use a picture. It's worth a thousand words." appears in a 1911 newspaper article quoting newspaper editor Arthur Brisbane discussing journalism and publicity. 1913 newspaper advertisement A similar phrase, "One Look Is Worth A Thousand Words", appears in a 1913 newspaper advertisement for the Piqua Auto Supply House of Piqua, Ohio. An early use of the exact phrase appears in an 1918 newspaper advertisement for the San Antonio Light which says: One of the Nation's Greatest Editors Says: One Picture is Worth a Thousand Words The San Antonio Light's Pictorial Magazine of the War Exemplifies the truth of the above statement—judging from the warm reception it has received at the hands of the Sunday Light readers. It is believed by some that the modern use of the phrase stems from an article by Fred R. Another ad by Barnard appears in the March 10, 1927 issue with the phrase "One Picture Worth Ten Thousand Words," where it is labeled a Chinese proverb (一圖勝萬言).
Related: Visual Understanding Environment