Heaven often means just "a perfect place," or "in a state of absolute happiness."
Norway is a heaven for skiers.
I'm in heaven when I'm with you.
To me, Chinese food is heaven.
"I'll find my way, through night and day"
It's really the rhyme that governs his choice of words here. He means he'll find his way without ever giving up or losing heart, whatever the circumstances.
"Time can bring you down "
Time can defeat you.
"Time can bend your knee "
Tme can make you submit, defeat you, the way a defeated enemy might have to bow down before his conqueror.
4: "Time can break your heart
Have you begging please"
Time can break your heart [and time can] have you begging, "Please!" (Time can make you beg for mercy.")
The Song Eric Clapton - Tears In Heaven Lyrics[/quote]