We are at a unique stage in our history. Never before have we had such an awareness of what we are doing to the planet, and never before have we had the power to do something about it.

【释义】：做很多事却少有成效，不如专心做好一件事情。  

我们必须投资研究，使水产养殖更高效，对海洋生态系统的影响更小。

最好的角色是那些在合上书后仍久久留在你心中的角色。