When it comes to managing crocodiles, we are learning that it is actually more important to manage people. Learning how to keep people safe from crocodiles will ultimately protect visitors to croc territory as well as the crocodilians themselves.

Crocs are apex predators, and as with all apex predators, they are critical to the environment: if you lose the crocs, you'll lose the barramundi, you'll lose the crabs - a catfish can eat 30,000 barramundi fingerlings, and who do you think eats the catfish? Crocs.

Never walk past a problem with an animal - fix it.

It pays to be in the best shape possible when you're wrangling the largest reptiles on Earth!

I do wonder if it's my responsibility to spread a message of environmental awareness or political awareness or just, like, don't be racist or whatever, but I don't want to be the person who's like, 'Everyone be vegan forever!'

Let us build a 21st-century rural economy of cutting-edge companies and technologies that lead us to energy and food security. Such an investment will revitalize rural America, re-establish our moral leadership on climate security and eliminate our addiction to foreign oil.

The ocean is this beautiful, unexplored place. Why on Earth everyone isn't down there, I don't know.

Of the 55 refineries closed in America in the last 10 years, they were all closed for economic reasons, mostly oil company mergers. Not a single one was closed for environmental purposes or objections.