宁可做一个不满足的人，也不愿做一个满足的猪；宁可做苏格拉底不满足，也不愿做一个愚蠢的满足者。

"The truth has never been of any real value to any human being - it is a symbol for mathematicians and philosophers to pursue. In human relations kindness and lies are worth a thousand truths."

The mining industry must evolve to meet the demands of a changing world, or it will be left behind.

理论的最高形式是能够将复杂的事物简化为简单而清晰的原理。