Quotes About Evolution

You learn to feel it less, child; or you learn to love other things.

consistency is the hobgoblin of small minds

so many things frowned upon in the early days that shaped us

I would say that when what started as an outsider's argument becomes the conventional wisdom of a Girl Scout troop, it is a sign of an evolution in conciousness.

Neglecting to broaden their view has kept some people doing one thing all their lives.

It is not unreasonable to look forward to a time when we shall see without eyes, hear without ears and talk without tongues.

Keep in mind, always, the principle of evolution through the operation of which everything physical is eternally reaching upward and trying to complete the cycle between finite and infinite intelligences.

When you do your work better To-day than Yesterday you realize your genuine Capacity and know that there is no actual Perfection except the Perfection of doing better To-day than Yesterday.

I speak of new cities and new people I tell you the past is a bucket of ashes. I tell you yesterday is a wind gone down, a sun dropped in the west. I tell you there is nothing in the world only an ocean of tomorrows. a sky of tomorrows. I am a brother of the cornhuskers who say at sundown: Tomorrow is a day." - Carl Sandburg, Cornhuskers

Here is dust remembers it was a rose one time and lay in a woman's hair. Here is dust remembers it was a woman one time and in her hair lay a rose. Oh things one time dust, what else now is it you dream and remember of old days? ? Carl Sandburg, "Dust," The Complete Poems of Carl Sandburg . (Houghton Mifflin Harcourt; First Edition edition January 6, 2003) Originally published 1950.

Languages die like rivers. Words wrapped around your tongue today And broken to shape and thought Between your teeth and lips speaking Now and today Shall be faded hieroglyphics Ten thousand years from now.

They're also a danger to us all, because they help foster the evolution of increasingly drug-resistant bacteria in our bodies and in the environment

defective genes.

We humans have 23 pairs, but pea plants have only 7. Yeast have 16. Some butterflies have 134.

Men and women of the present day are, to those we might hope to bring into existence, what the pariah dogs of the streets of an Eastern town are to our own highly-bred varieties," Galton predicted.

single base may change from A to C. A stretch of a hundred bases may be accidentally copied out twice. A thousand bases may be cut out altogether. These are the mutations that scientists like Hugo de Vries and Thomas Hunt Morgan spent years trying to figure out. Mutations can produce new versions of genes—alleles, as they came to be known.

If a cat lost her tail and then gave birth to tailless cats, the scientific thing to do would be to track down the father and see if he had a tail or not. There was no need to invoke acquired characters to explain why musk ox have thick fur. Natural selection favored individuals that, for whatever reason, had warmer coats that made them less likely to freeze to death.

influenza viruses manage to wreak their harm with very little genetic information—just thirteen genes.

Since hominin skin doesn't fossilize, we can't say for sure what skin color our ancestors had four million years ago. But if our closest living primate relatives—gorillas and chimpanzees—are any guide, they likely had light skin.

There is thus more Neanderthal DNA on Earth today than when Neanderthals existed.

Gravettian men stood on average six feet tall. When agriculture arrived in Europe some eight thousand years ago, people experienced a tremendous drop in stature. Men lost eight inches of height. The drop was likely the result of Europeans switching to a grain-rich diet much lower in protein.

Today, Latvian women have become the tallest women in the world, jumping from about five foot one to five foot seven. Dutch men rose from five foot seven in 1860 to just over six feet tall, making them the tallest men on Earth.

When he bred them, he would discover variations among their offspring.

Burbank might produce thousands of hybrid offspring from which he might pick just a few to propagate into a new generation.