LCSA

" The history of ancient and modern republics had taught them that many of the evils which those republics suffered arose from the want of a certain balance, and that mutual control indispensable to a wise administration. They were convinced that popular assemblies are frequently misguided by ignorance, by sudden impulses, and the intrigues of ambitious men; and that some firm barrier against these operations was necessary. They, therefore, instituted your Senate. "

speech to the New York Ratifying Convention
June, 1788