 Complete the following phrase:  Everett began his public speaking career while he taught at Harvard, which combined with his editorship of the Review to bring him some national prominence. He preached at a service held in the United States Capitol that brought him wide notice and acclaim in political circles. In 1822, he delivered a series of lectures in Boston on art and antiquities. The series was well attended, and he repeated it in subsequent years. He made a major speech in December 1823 advocating for American support of the Greeks in 