but i still haven 't found what i 'm looking for lyrics

Here are the lyrics to "I Still Haven't Found What I'm Looking For" by U2: [Verse 1]
I have climbed highest mountains
I have run through the fields
Only to be with you
Only to be with you
I have run, I have crawled
I have scaled these city walls
These city walls
Only to be with you [Chorus]
But I still haven't found what