He who wishes to be obeyed must know how to command

... From want of foresight men make changes which relishing well at first do not betray their hidden venom, as I have already observed respecting hectic fever. Nevertheless, the ruler is not truly wise who cannot discern evils before they develop themselves, and this is a faculty given to few.

... I believe that he will prosper most whose mode of acting best adapts itself to the character of the times; and conversely that he will be unprosperous, with whose mode of acting the times do not accord.

I certainly believe this: that it is better to be impetuous than cautious, because Fortune is a woman, and if you want to keep her under it is necessary to beat her and force her down. It is clear that she more often allows herself to be won over by impetuous men than by those who proceed coldly. And so, like a woman, Fortune is always the friend of young men, for they are less cautious, more ferocious, and command her with more audacity.

He listened to their opinions, stated his own, and supported them with reasons; and from his being constantly occupied with such meditations, it resulted, that when in command no complication could ever present itself with which he was not prepared to deal.

... Whoever becomes master of a city accustomed to live in freedom and does no destroy it, may reckon on being destroyed by it. For if it should rebel, it can always screen itself under the name of liberty and its ancient laws, which no length of time, nor any benefit conferred will ever cause it to forget; and do what you will, and take what care you may, unless the inhabitants be scattered and dispersed, this name, and the old order of things, will never cease to be remembered...

There is nothing more difficult to plan, more doubtful of success, nor more dangerous to manage than the creation of a new order of things..... Whenever his enemies have occasion to attack the innovator they do so with the passion of partisans, while the others defend him sluggishly so that the innovator and his party alike are vulnerable.