The greatest discoveries in mathematics are those that unify seemingly unrelated ideas.
数学中最伟大的发现是那些统一看似无关思想的发现。
Don't interfere with anything in the Constitution. That must be maintained, for it is the only safeguard of our liberties. And not to Democrats alone do I make this appeal, but to all who love these great and true principles.
符号不仅仅是文化的反映,也是变革的工具。
知识、美德和虔诚的种子自然植入我们心中。