可持续发展不仅仅是一个流行词，而是我们对后代的责任。

"The most important thing is to stay committed."

I'm not a whisper, I'm a shout.

Technology in forestry has evolved from chainsaws to satellites, but our responsibility remains the same.

提问者：巴菲特先生，我一直想买伯克希尔的股票，但不得不考虑您个人会发生某些事，我可承受不了意外风险。巴菲特如此说。