Original: During the years 1916 - 20, 1923 - 24, and 1927 - 1938, Frost taught English at Amherst College, in Massachusetts, notably encouraging his students to account for the sounds of the human voice in their writing.
Simplified: During the years 1916 - 20, 1923 - 24, and 1927 - 1938, Frost taught English at Amherst College in Massachusetts, notably encouraging his students to account for the sounds of the human voice in their writing.