on (one's) own volition

Of one's own choice. No one told me to leave. I left early on my own volition. You failed this class on your own volition—don't try to blame it on me!

Common Names:

Name	Pronounced	Usage
Paris (2)	PER-is (English), PAR-is (English)	Various
Lew	LEF	Polish
Ruchel	-	Yiddish
Egidio	-	Italian
Jarrett	JER-ət, JAR-ət	English
Angelique	-	Dutch