"Because," he looked away, feeling almost guilty at his admission, "because there are duties waiting for me I am not sure I can meet, because my world is in the middle of something it might not survive, because here I can simply be Karal of Karse, and no one cares about the rest of it." He shook his head at himself, smiling ruefully. "But time here is different than there, so it will be waiting whenever I return."