May 18

Because of material civilization, industry has progressed and sciences and arts have burgeoned but at the same time weapons of war and bloodshed designed for the destruction of the edifice of humanity have multiplied and political problems have vastly increased. Hence, this material civilization cannot become the means of comfort and ease for all until it acquires spiritual power and the attributes of a divine civilization. Rather, the difficulties will increase and the troubles will multiply…

The government of the United States of America has recently provided fifteen million dollars toward the cost of building new battleships. Before international peace is established, a great war will in all certainty take place. 
(Words of ‘Abdu’l-Baha, September 2, 1912, Montreal, Canada; Mahmud’s Diary’)