He can indulge in the self-serving grandstanding and self-effacing silliness that only William Weld could possibly pull off.
He can indulge in the self-serving grandstanding because he is so wealthy.
mnli hypothesis: He can indulge in the self-serving grandstanding because he is so wealthy. premise: He can indulge in the self-serving grandstanding and self-effacing silliness that only William Weld could possibly pull off.