How would your life be different if you . . . .(have) four arms? How would your life be different if you .......(know)

1) How would your life be different if you had four arms? 2) How would your life be different if you knew you only had a year to live? 3) How would your life be different if you were a famous Hollywood film star? 4) How would your life be different if you became the leader of your country?