“Why would anyone believe it is possible to lay down such barrage of poisons on the surface of the earth without making it unfit for all life? They should not be called insecticides, but biocides.”

A child’s world is fresh and new and beautiful, full of wonder and excitement. It is our misfortune that for most of us that clear-eyed vision, that true instinct for what is beautiful, is dimmed and even lost before we reach adulthood.

The real wealth of the Nation lies in the resources of the earth – soil, water, forests, minerals, and wildlife.

Beginnings are apt to be shadowy and so it is the beginnings of the great mother life, the sea.

The discipline of the writer is to learn to be still and listen to what his subject has to tell him.

It is not half so important to know as to feel.

For all at last return to the sea- to Oceanus, the ocean river, like the ever-flowing stream of time, the beginning and the end.

The lasting pleasures of contact with the natural world are not reserved for scientists but are available to anyone who will place himself under the influence of earth, sea and sky and their amazing life.

I sincerely believe that for the child, and for the parent seeking to guide him, it is not half so important to ‘know’ as to ‘feel’.

There is one quality that characterizes all of us who deal with the sciences of the earth and its life – we are never bored.

The aim of science is to discover and illuminate truth. And that, I take it, is the aim of literature, whether biography or history or fiction. It seems to me, then, that there can be no separate literature of science.

In every outthrust headland, in every curving beach, in every grain of sand there is the story of the earth.

Every mystery solved brings us to the threshold of a greater one.

Those who dwell, as scientists or laymen, among the beauties and mysteries of the earth, are never alone or weary of life.

The human race is challenged more than ever before to demonstrate our mastery, not over nature but of ourselves.

We cannot have peace among men whose hearts find delight in killing any living creature.

For mankind as a whole, a possession infinitely more valuable than individual life is our genetic heritage, our link with past and future… Yet genetic deterioration through man-made agents is the menace of our time.

You cannot be afraid to speak up and speak out for what you believe. You have to have courage, raw courage.

If you don’t give up, you still have a chance. Giving up is the greatest failure.

Dangerous consequences will follow when politicians and rulers forget moral principles. Whether we believe in God or karma, ethics is the foundation of every religion.

I believe greatness is an evolutionary process that changes and evolves era to era.

Contrary to what our president believes, masks make a big difference.

I have to say that I’ve always believed perfectionism is more of a disease than a quality. I do try to go with the flow but I can’t let go.

Greatness exists in all of us.

Heaven forbid that we should believe in such a way as not to accept or seek reasons, since we could not even believe if we did not possess rational souls.