From your first paragraph alone, I still see that you are too general and vague and your mannerism of expression is very weak and limited in understanding.
where one learns not only to hone their public speaking skills but perfect their analytical and negotiating skills as well
^perfect analytical skills? That is just lame.
The experience of multilateral diplomacy and international arbitration is unique. As a delegate, one really learns about global problems and this broadens ones perspective.
^Too general. How on earth does it broaden perspective?
You need to explain yourself whenever you make bold statements.