"...to prick the sides of my intent, but only 
Vaulting ambition, which o'erleaps itself 
And falls on the oth--"

Something seems to have gone wrong, and the page you're looking for can't be found-- somewhat like the end of Lord M's sentence!

(Let's both agree to ignore the fact that he was interrupted by a certain Lady M because I doubt she's interrupted you, and if she has, I suggest fleeing as an alternative.)

You can start from the beginning by clicking here.

 Happy travels.