技术必须服务于社会，而不是相反。
Technology must serve society, not the other way around.
"To live is the rarest thing in the world. Most people exist, that is all."
——1963年6月25日在西德市政厅柏林墙前的演说
The day you stop learning is the day you stop growing.
"The world is a book, and the book is a prison."