【释义】多次迁徙而没有固定的居所，但只要心如长者，就不会有忧患。

The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.

"Innovation is the central issue in economic prosperity."

Optimism is a strategy for making a better future. Because unless you believe that the future can be better, you are unlikely to step up and take responsibility for making it so.

和平不是人类所处的自然状态，而是必须被建立起来的。

A building must be a living, breathing entity.

可持续发展不仅仅是保护树木；它关乎确保自然和人类共同繁荣的未来。