The greatest journeys are those that take us back to ourselves.

"The world is a book, and those who do not travel read only one page."

解释：处在有利的地位上想到道义，处在困难之中想到保持纯正。

We must always be forward-thinking, anticipating the needs of the market and the planet.

追求智慧的人永远不会停止探索。

孤独是自我的贫乏；独处是自我的丰富。