sentences:  In the preface to the "Interest van Holland", the most renowned of these books, he explicitly ascribed this publishing frenzy to the need to distract his mind from the tragedy that had hit him.The centerpiece of this body of work was the "Interest of Holland", published in 1662.It contained a critical analysis of the economic success of the Dutch Republic and demonstrated how this success had been brought about by the combined effects of free competition and free (i.e.