Leadership in conservation isn’t about control; it’s about stewardship and long-term vision.

大都市作为一个有辨别力的生物，要求人比乡村生活更多的意识。

The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

"Escribo para entender el mundo, pero también para que el mundo me entienda a mí."

The choice for mankind lies between freedom and happiness and for the great bulk of mankind, happiness is better.

Quality is free. It's not a gift, but it's free. What costs money are the unquality things -- all the actions that involve not doing jobs right the first time.