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I'm a great believer in luck, and I find the harder I work the more I have of it.

In the mining industry, safety isn't a priority—it's a value.

思想開闊，才能包容天下的千山萬壑；思想謙虛，才能接受天下的真知大德；思想平明，才能縱論天下的善惡得失；思想深沉，才能討論天下的學說哲理；思想穩定，才能應付天下的風云變幻。

Symbols are the medium of thought.

We use mathematics to understand the markets, not to predict them.

The mind evolves to meet the demands of existence.