The video speaks for itself: 

 

It was Lord Acton who said, “Power corrupts, and absolute power corrupts absolutely”, and liberals, especially in the classical sense of the term, seem to prescribe to this maxim. Classical liberal thinkers like John Locke believed that in the ‘State of Nature’ people behaved in a selfish and greedy manner and were, overall, power-seeking [...]

Apparently the Secret Service was called upon by the Republican Party to converge on all delegates at the RNC that supported Ron Paul.  What was their purpose?  Were they looking for guns and knives? Were they insuring the safety of the attendees at the convention?  Well, not exactly.  Turns out they were hired to strip the delegates of any [...]

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Part 2:

Full text can be read here.
Overall great speech.  He was interrupted by the audiences applause somewhere around 18 times.