Keep an open mind, accept different opinions.

登高山须从低处开始，走远路要从近处开始。

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.

我不认为每个人都应该成为数学家，但我确实相信许多学生没有给数学一个真正的机会。

历史不仅仅是关于国王和王后的；它是关于普通人及其非凡生活的。