Full Idea
In an organised society it is impossible to identify classes of actions which harm no one, or no one but the individual who does them.
Gist of Idea
In an organised society all actions have some effect on other people
Source
H.L.A. Hart (Law,Liberty and Morality [1963], I 'Enforcement')
Book Reference
Hart,H.L.A.: 'Law,Liberty and Morality' [OUP 1968], p.5
A Reaction
This is attributed to 'some critics' of Mill. I agree with this. The idea that actions performed behind close doors never come to influence social life is an illusion, held by people whose quest for freedom is selfish.
Related Idea
Idea 7211 Prevention of harm to others is the only justification for exercising power over people [Mill]