the life-expectancy of those of us who live in “advanced” countries,

but they have destabilized society, have made life unfulfilling, have subjected human beings to indignities, have led to widespread psychological suffering (in the Third World to physical suffering as well) and have inflicted severe damage on the natural world.
will worsen
Person watering plant

the situation.

It will certainly subject human beings to greater indignities and inflict greater damage on the natural world,

it will probably lead

to greater social disruption and psychological suffering, and it may lead to increased

physical suffering

even in “advanced” countries.

The industrial-technological system

may survive or it may break down.

If it survives, it MAY eventually achieve a low level of physical and psychological suffering, but only after passing through a long and very painful period of adjustment
Two people drinking tea

of permanently reducing

human beings and many other

living organisms to engineered products and mere cogs in the social machine. Furthermore, if the system survives, the consequences will be inevitable: There is no way of reforming or modifying the system so as to prevent it from depriving people of dignity and autonomy.
If
the
system
breaks
down
the
consequences

will still be very painful.

But the bigger the system

  1. grows the more disastrous

    the results of its breakdown will be, so if it is to break down it had best break down sooner rather than later.
  2. We therefore advocate a revolution

    against the industrial system. This revolution may or may not make use of violence;
  3. it may be sudden

    or it may be a relatively gradual process spanning a few decades.
But we do