I post this partly because the thread here is stalled and a recent post may get it going again.
But this group is also one of two (only) out of fourteen group invitations on my page hint, by their title, at some possible interest in the overall, or underlying, problems which are responsible for lack of world peace.
This one, referring to Gandhi in the title, needs to acknowledge anther message Gandhi proclaimed: we have the duty to speak truth to power.
While the seven reigning sins are important pointers to specific diseases of the social body, the activism they should engender is summed up in that single reminder exemplified by his life.