I think you have to control the materials to an extent, but it's important to let the materials have a kind of power for themselves; like the natural power of gravity, if you are painting on a wall, it makes the paint trickle and it drips; there is no reason to fight that.
Like the winds that we come we know not whence and blow whither soever they list, the forces of society are derived from an obscure and distant origin. They arise before the date of philosophy, from the instincts, not the speculations of men.
The more generous the benefit, the easier you make it to stay on unemployment insurance, and the less incentive there is for people to actually go out and do what it takes to get a job.