A bittersweet, and will giving song about we all.

[SunnyDays]

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

Original version (both are good)
https://www.youtube.com/watch?v=Ab6s_ZvPQOE