The point of modernity is to live a life without illusions while not becoming disillusioned

Is it better to work out consciously and critically one’s own conception of the world and thus, in connection with the labours of one’s own brain, choose one’s sphere of activity, take an active part in the creation of the history of the world, be one’s own guide, refusing to accept passively and supinely from outside the moulding of one’ own personality?