1981 Citroën automobile safety brochure part one

Notwithstanding Volvo's claims to make the safest cars in the world in the nineteen eighties, Citroën was in the forefront of developing safe cars from the outset.  Where Volvo majored on passive safety (ensuring a vehicle's occupants survived a collision), Citroën believed that active safety (being able to avoid a collision thanks to cars that handled and stopped properly) was equally as important.
Contrast this brochure with the 1990 version.