Have You Ever Seen the Rain?

I wanna know, have you ever seen the rain?
I wanna know, have you ever seen the rain?
Comin’ down on a sunny day

……….

This song written by John Fogerty of the CCR band has been interpreted in many ways. Some think it's a metaphor for the Vietnam war, some think it's about the 60s idealism. The writer himself has talked about the…