When you know you finished something and gave your very best...
When you finished some dangerous undertaking and are back in the safety of your home...
When you are exhausted but ultimately happy...
That's one of the best feelings there is.

Lurelin ( https://www.furaffinity.net/user/lurelin ) made this beautiful picture of my character, which is not just gorgeously shaded but also very nicely captures the essence of this complicated feeling.