I used to want to touch the sun But it can't be done, you can't touch the sun I used to want to walk on the moon What a fool, I can not walk on the moon Whoa Just building castles in the sky Whoa You never know until you try You said you wanna be just friends But in the end, I can't just be friends Cause every time I see your face My heart aches, oh my heart aches Whoa Just building castles in the sky Whoa You never know until you try Whoa Just building castles in the sky Whoa You never know until you try Whoa Just building castles in the sky Whoa You never know until you try I used to want to touch the sun But it can't done, you can't touch the sun You can't touch the sun I used to want to walk on the moon You can't walk on the moon