The classic idiom (at least in America) is "Your right to swing your arms ends just where the other man's nose begins." http://en.wikiquote.org/wiki/Zechariah_

The classic idiom (at least in America) is "Your right to swing your arms ends just where the other man's nose begins." http://en.wikiquote.org/wiki/Zechariah_Chafee http://en.wikiquote.org/wiki/Zechariah_Chafee