Abstract
This text is the preface of a coming book Let no one who is a geometer enter. When I first fantasized this book, I wanted to explore the rhythmics of our present world, i.e. the ways bodies, speeches and groups are flowing. My aim was to develop a critique that would be more accurate than those based merely on class struggle, deconstruction of norms or politics of multitudes, and make, if possible, some ethical and political suggestions for the present and future. My second objective - Sur le concept de rythme – Nouvel article