约翰•肯尼迪：The constitution makes us not rivals for power,but partners for progress.宪法不是让我们成为权力竞逐的对手，而是推动进步的伙伴。罗伯特•肯尼迪：The sharpest criticism often goes hand in hand with the deepest idealism and love of country.于国责之切，则爱之深并厚于理想
