Theodore Roosevelt Quotes

We live on a finite planet. We have finite resources, and we're running out of good, arable land.

I always try to be optimistic, but not to the point where I'm getting on people's nerves.

The waste of plenty is the resource of scarcity.

The most positive men are the most credulous.

We are optimistic, but we are optimistic in a cautious fashion.

The laws of nature tell us there's a finite amount of any substance on the face of the earth, and at some point, that's going to run out. And if we're smart and we have some grace and we have some willingness about our destiny, then we will take ourselves into the renewable world.

I personally don't think of myself as either an optimist or a pessimist.

Our population and our use of the finite resources of planet Earth are growing exponentially, along with our technical ability to change the environment for good or ill.

We've got to take care of the resources we have on this planet, because there's no resupply possible.

People are beginning to realize that we need to live in accordance with the law of ecology, the law of finite resources, and if we don't, we're going to go extinct.

My grandmother always told me you must keep to your old roads and stick to your original friends and just go through smooth, be careful and stay positive.

To waste, to destroy, our natural resources, to skin and exhaust the land instead of using it so as to increase its usefulness, will result in undermining in the days of our children the very prosperity which we ought by right to hand down to them amplified and developed.

We're starting to realize the limitations of oil income, that you can't live the life of Riley forever.

We have grown up in a culture thinking that our energy resources were inexhaustible and without impact.

I'm blindingly optimistic. Ravingly optimistic.

I always try to be positive but not expect too much of myself, just have a nice balance.

I'm not a glass-half-full optimist. I'm a glass-overflowing optimist.

there's no harm in hoping for the best as long as you're prepared for the worst.

Cheer up,' I said. 'All countries look just like the moving pictures.

I can be fairly optimistic, but I'm probably more a realist, I think. I mean, optimism's an interesting quality, isn't it, because I'm always slightly dubious as to what's behind it?

Keep a light, hopeful heart. But ­expect the worst.

The wasting of finite resources is everyones business

One of the major biases in risky decision making is optimism. Optimism is a source of high-risk thinking.

Time has taught me not to lose hope, yet not to trust too much in hope either.

Positiveness is a most absurd foible. If you are in the right, it lessens your triumph; if in the wrong, it adds shame to your defeat.