Complex sentence: A social favorite in that circle, she met Ulysses at her home, where her family welcomed him as a West Point classmate of her brother Frederick; soon she felt lonely without him, dreamed of him, and agreed to wear his West Point ring.
Split into simpler sentences: A social favorite in that circle, she met Ulysses at her home, where her family welcomed him as a West Point classmate of her brother Frederick. She soon felt lonely without him, dreamed of him, and agreed to wear his West Point ring.