If I can bicycle, I bicycle.

No one will protect what they don't care about, and no one will care about what they have never experienced.

The truth is: the natural world is changing. And we are totally dependent on that world. It provides our food, water and air. It is the most precious thing we have and we need to defend it.

Instead of controlling the environment for the benefit of the population, perhaps we should control the population to ensure the survival of our environment

What humans do over the next 50 years will determine the fate of all life on the planet.

Anyone who believes in indefinite growth on a physically finite planet is either mad or an economist

The World is full of wonders, but they become more Wonderful, not less Wonderful when Science looks at them.

The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?

How could I look my grandchildren in the eye and say I knew what was happening to the world and did nothing.

Bringing nature into the classroom can kindle a fascination and passion for the diversity of life on earth and can motivate a sense of responsibility to safeguard it.

I just wish the world was twice as big and half of it was still unexplored.

It is very seldom that the same man knows much of science and about the things that were known before science came.

Without philosophy man cannot know what he makes without religion he cannot know why.

I love rhinestones, faux jewelry.

I was home schooled starting in seventh grade.

It's not always enough to be brave, I realized years later. You have to be brave and contribute something positive, too. Brave on its own is just a party trick.

Angelic happiness is in service, from service, and according to service.

I don't think theater is dying, and musicals are a great American art form. We've got apple pie, jazz and musical theater.

[In making music] it's nice to not have a goal, to not have a set format. It's very liberating to just get out of your comfort zone and be in a new space.

I have always loved going to school.

In real life, every person is the leading man or woman. We don't think of ourselves as supporting or character actors.