Technology should serve both efficiency and ethics in mineral extraction.
"To write is to confront the chaos of existence and give it form."
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。
如果你没有失败,说明你的创新还不够。