Translate the following English sentence to French:
"Taking these concrete steps against discrimination shows a willingness to tackle the invisible side of racism which is more underhand and which has insidiously penetrated to the heart of our countries."
Je pense en effet que prendre aujourd'hui des mesures concrètes contre les discriminations, c'est oser affronter la partie immergée du racisme, ce racisme plus sournois qui, insidieusement, s'installe au cur de nos pays.