Instead of starting from the individuality of the technical object, or even from its specificity, which is very unstable, try to define the laws of its genesis in the framework of this individuality or specificity, it is better to invert the problem: it is from the criterion of the genesis that we can define the individuality and the specificity of the technical object: the technical object is not this or that thing, given hic et nunc but that which is generated.

Du mode d'existence des object technique (1958)