The preservation of the means of knowledge among the lowest ranks is of more importance to the public than all the property of all the rich men in the country.

The artist must be a prisoner of freedom.

真正的领导力是赋予他人实现全部潜力的能力。

La poesía es la única prueba concreta de la existencia del hombre.

Innovation in mining technology isn't optional—it's our responsibility to the next generation.

我们都同意你的理论是疯狂的。我们之间的分歧在于它是否足够疯狂以至于有可能正确。