Excerpt from #236, Emily Dickinson’s poem-letter to Susan Huntington Dickinson, early October 1883 Dear Sue — A Promise is firmer than a Hope, although it does not hold so much— Hope never knew Horizon When Dickinson wrote these lines in 1883 to her friend and future sister-in-law, Susan, she likely never envisioned that they would be published and pored over by scholars and fans nearly 150 years later, including readers in China. This letter is part of a collection of poems and letters titled Open Me Carefully: Emily Dickinson's Intimate Letters to Susan Huntington Dickinson. Soon, Chinese readers will have…