It's been a very short time when I realized what was really going on (I went thru many philosophies and information for decades), but now I can sing happier than ever before this song:
Live, modern version
https://www.youtube.com/watch?v=3ZFET-MM0QI (https://www.youtube.com/watch?v=3ZFET-MM0QI)
Original version (both are good)
https://www.youtube.com/watch?v=Ab6s_ZvPQOE (https://www.youtube.com/watch?v=Ab6s_ZvPQOE)