It is disgusting to notice the increase in the quantity of coffee used by my subjects, and the amount of money that goes out of the country as a cons… - Frederick II of Prussia

(About Cesare Borgia) What cruelties were not the result of his? Who could count all his crimes? Such was the man that Machiavel prefers to all the great geniuses of his time, and to the heroes of antiquity, and of which he finds the life and action make a good example for those that fortune favors.

Do you think I take any pleasure in this dog's life, in seeing and causing death in people unknown to me, in losing friends and acquaintances daily, in seeing my reputation ceaselessly exposed to the caprices of fortune, in spending the whole year with uneasiness and apprehension, in continually risking my life and my fortune? I certainly know the value of tranquility, the charms of society, the pleasures of life, and I like to be happy as much as anybody. Although I desire all these good things, I will not buy them with baseness and infamy. Philosophy teaches us to do our duty, to serve our country faithfully at the expense of our blood and of our repose, to commit our whole being to it.

Of all Prussia's neighbours the Russian Empire is the most dangerous, both from its power and its geographical position, and those who rule Prussia after me should cultivate the friendship of those barbarians, because they are able to ruin Prussia altogether through the immense number of their mounted troops, whilst one cannot repay them for the damage which they may do because of the poverty of that part of Russia which is nearest to Prussia, and through which one has to pass in order to get into the Ukraine.