It is reasonable that forces directed toward bodies depend on the nature and the quantity of matter of such bodies, as happens in the case of magnetic bodies.
We are certainly not to relinquish the evidence of experiments for the sake of dreams and vain fictions of our own devising; nor are we to recede from the analogy of Nature, which is wont to be simple and always consonant to itself.
It is not accidental that all phenomena of human life are dominated by the search for daily bread - the oldest link connecting all living things, man included, with the surrounding nature.
Nature creates while destroying, and doesn't care whether it creates or destroys as long as life isn't extinguished, as long as death doesn't lose its rights.
Those little nimble musicians of the air, that warble forth their curious ditties, with which nature hath furnished them to the shame of art.
One cannot violate the promptings of one's nature without having that nature recoil upon itself.
The happiness of the bee and the dolphin is to exist. For man it is to know that and to wonder at it.
The sea, once it casts its spell, holds one in its net of wonder forever.
The real cure for our environmental problems is to understand that our job is to salvage Mother Nature. We are facing a formidable enemy in this field. It is the hunters... and to convince them to leave their guns on the wall is going to be very difficult.
Human settlements are like living organisms. They must grow, and they will change. But we can decide on the nature of that growth - on the quality and the character of it - and where it ought to go. We don't have to scatter the building blocks of our civic life all over the countryside, destroying our towns and ruining farmland.
What is government itself but the greatest of all reflections on human nature?
The true nature of evil is that it is so very casual.
When I see a bird that walks like a duck and swims like a duck and quacks like a duck, I call that bird a duck.
To sit in the shade on a fine day and look upon verdure is the most perfect refreshment.
Nature never deceives us; it is we who deceive ourselves.
Man is fully responsible for his nature and his choices.
The moon looks upon many night flowers; the night flowers see but one moon.
Sorrows gather around great souls as storms do around mountains; but, like them, they break the storm and purify the air of the plain beneath them.
The communism of Karl Marx would probably be actually the best for everybody as a whole. But what he didn't figure into was human nature, and that's what corrupts it.
When one travels around the world, one notices to what an extraordinary degree human nature is the same, whether in India or America, in Europe or Australia.
I love the long grass coming up to meet the willows.
A tree is an incomprehensible mystery.
It's really important to have balance, spend some time in nature, go to a few parties, enjoy my friends and really chill out.
The diversity of the phenomena of nature is so great, and the treasures hidden in the heavens so rich, precisely in order that the human mind shall never be lacking in fresh nourishment.
Nature uses as little as possible of anything.
One must ask children and birds how cherries and strawberries taste.
Nature knows no pause in progress and development, and attaches her curse on all inaction.
In nature we never see anything isolated, but everything in connection with something else which is before it, beside it, under it and over it.
We all have these shades in our nature: it's a spectrum within all of us.
All the perplexities, confusion and distress in America arise, not from defects in their Constitution or Confederation, not from want of honor or virtue, so much as from the downright ignorance of the nature of coin, credit and circulation.
I go to nature to be soothed and healed, and to have my senses put in order.
Nature teaches more than she preaches. There are no sermons in stones. It is easier to get a spark out of a stone than a moral.
How beautiful the leaves grow old. How full of light and color are their last days.
We talk of communing with Nature, but 'tis with ourselves we commune... Nature furnishes the conditions - the solitude - and the soul furnishes the entertainment.
If one could conclude as to the nature of the Creator from a study of his creation it would appear that God has a special fondness for stars and beetles.
The sky is the source of light in nature - and governs everything.
Nature is the mother and the habitat of man, even if sometimes a stepmother and an unfriendly home.
Nature's great masterpiece, an elephant; the only harmless great thing.
Self-defence is Nature's eldest law.
In some mysterious way woods have never seemed to me to be static things. In physical terms, I move through them; yet in metaphysical ones, they seem to move through me.
During all these years there existed within me a tendency to follow Nature in her walks.
That the sea is one of the most beautiful and magnificent sights in Nature, all admit.
Scenery is fine - but human nature is finer.
There is an electric fire in human nature tending to purify - so that among these human creatures there is continually some birth of new heroism. The pity is that we must wonder at it, as we should at finding a pearl in rubbish.
The salary of the chief executive of a large corporation is not a market award for achievement. It is frequently in the nature of a warm personal gesture by the individual to himself.
Earth and sky, woods and fields, lakes and rivers, the mountain and the sea, are excellent schoolmasters, and teach some of us more than we can ever learn from books.
Sunsets are so beautiful that they almost seem as if we were looking through the gates of Heaven.
When a law is in its nature a contract, when absolute rights have vested under that contract, a repeal of the law cannot divest those rights.
My boy, one small breeze doesn't make a wind storm.