Samuel Merwin,
Drugging a Nation: The Story of China and the Opium Curse
“ No one knows how much opium was grown in China last year. There are estimates—official, missionary, consular; and they disagree by thousands and tens of thousands of tons. But it is known that where the delicate poppy is reared, it demands and receives the best land. It thrives in the rich river-bottoms. It has crowded out grain and vegetables wherever it has spread, and has thus become a contributing factor to famines. Its product, opium, has run over China like a black wave, leaving behind it a misery, a darkness, a desolation that has struck even the Chinese, even its victims, with horror. ”
