The only limit to our realization of tomorrow will be our doubts of today.

The most difficult thing in life is to know yourself.

我们都受限于自己的经历，没有人能真正理解他人的痛苦。

遇到坏事不必愁，只要有方法补救；好事来临也不必欢喜，要会承受。

The most important challenge facing the world today is the need to create strong, effective, and accountable states in the developing world.

Sustainability in mining is not an option—it's a necessity for our future.

真实永远超出我们的表达。