You can achieve anything if you really want to. 'The sky's the limit'.
His plan to reduce the national debt seems like 'pie in the sky'.
Voters did not believe his 'pie-in-the-sky' promises.
(..) You will unite,or you will fall. Each race is bound to this fate,this one doom. Bring forth the Ring,Frodo. So it is true. In a dream... ...I saw the eastern sky grow dark... ...but in the West a pale light lingered. A voice was crying: "Your doom is near at hand. Isildur's Bane is found." (..)2001 The Lord of the Rings: The Fellowship of the Ring