Positive emotions are those associated with pleasure and good feeling. Some of these have a social component, in that they are evoked by or directed at others (or both). For example: compassion, love, and lust.
Compassion
Confidence
Courage
Desire
Encouragement
Gratitude
Happiness
Hope
Inspiration
Love
Lust
Passion
Pleasure
Self Esteem
Serenity
Wonder