我一直是这个世界上的陌生人，一个访客，一个游客。

质量不是保证；它是一种证明。

矿业必须以可持续发展为核心进化，否则我们可能被淘汰。

The world is a dangerous place, not because of those who do evil, but because of those who look on and do nothing.

The most powerful art is often the most humble.

Markets are efficient enough that most investors will not outperform the market over the long term.

在宏大的进化历程中，我们都是突变体。