你必须是自己幸福的最好判断者。
You must be the best judge of your own happiness.
The greatest wisdom is knowing that you know nothing.
创新的关键在于思想的多样性。
【释义】保卫一家一姓的政权,是那些居高官、享厚禄的君臣们谋划的事;而保卫整个民族的文明、伦理与文化,即使是卑微的普通百姓,也有责任。