Quote 67
But as to myself, having been wearied out for many years with offering vain, idle, visionary thoughts, and at length utterly despairing of success, I fortunately fell upon this proposal, which, as it is wholly new, so it hath something solid and real. (30)
Swift isn't just upset by political greed. He wants to start a discussion about solutions.
Quote 68
After all, I am not so violently bent upon my own opinion as to reject any offer, proposed by wise men, which shall be found equally innocent, cheap, easy, and effectual. (31)
In other words, wise men aren't so easy to come by.
Quote 69
But before something of that kind shall be advanced in contradiction of that scheme, and offering a better, I desire the author or authors will be pleased maturely to consider two points. (31)
If there's anything Swift liked, it was a good political argument. He heads his opponents off at the pass by anticipating their counterpoints.