Quotes About Evolution

This flying reptile lived in the Cretaceous period. It vanished 65 million years ago.

This is what primate sex hormones do: "They make individuals perceive other individuals as more attractive than they'd normally perceive them." Hormones are nature's three bottles of beer.

On top of its other charms, the maggot breathes through its ass. It

He told me that a German doctor named Wolff figured it out in the 1800s by studying X-rays of infants' hips as they transitioned from crawling to walking. "A whole new evolution of bone structure takes place to support the mechanical loads associated with walking," said Lang. "Wolff had the great insight that form follows function." Alas, Wolff did not have the great insight that cancer follows gratuitous X-raying with primitive nineteenth-century X-ray machines.

The organism is driven toward nature's singular goal—conception, the passing on of one's genes—and anything that stands in the way is pushed into the background.

Animals have evolved to survive," Rawson says. They like what's best for them. People blanch to see "fish meal" or "meat meal" on a pet-food ingredient panel, but meal—which variously includes organs, heads, skin, and bones—most closely resembles the diet of dogs and cats in the wild.

As hunters and foragers of the dry savannah, our earliest forebears evolved a taste for important but scarce nutrients: salt and high-energy fats and sugars.

Hydrogen sulfide is as lethal, molecule for molecule, as cyanide. This may explain why humans evolved such exquisite sensitivity to its smell.

The moral of the story is this: It takes an ill-advised mix of ignorance, arrogance, and profit motive to dismiss the wisdom of the human body in favor of some random notion you've hatched or heard and branded as true. By wisdom I mean the collective improvements of millions of years of evolution. The mind objects strongly to shit, but the body has no idea what we're on about.

THE GREAT IRONY is that in the beginning, the gut was all there was. "We're basically a highly evolved earthworm surrounding the intestinal tract," Khoruts commented as we drove away from his clinic the last day I was there. Eventually, the food processor had to have a brain attached to help it look for food, and limbs to reach that food. That increased its size, so it needed a circulatory system to distribute the fuel that powered the limbs.

The bacteria species in your colon today are more or less the same ones you had when you were six months old. About 80 percent of a person's gut microflora transmit from his or her mother during birth. "It's a very stable system," says Khoruts. "You can trace a person's family tree by their flora.

I no longer see the world and its works as they before appeared to me.

I was myself when young, but that wears out in a very short time.

Man's yesterday may ne'er be like his morrow;      Nought may endure but mutability!

Every thing must have a beginning, to speak in Sanchean phrase; and that beginning must be linked to something that went before. The Hindoos give the world an elephant to support it, but they make the elephant stand upon a tortoise. Invention, it must be humbly admitted, does not consist in creating out of void, but out of chaos; the materials must, in the first place, be afforded: it can give form to dark, shapeless substances, but cannot bring into being the substance itself.

She saw and marked the revolutions that had been, and the present seemed to her only a point of rest, from which time was to renew his flight.

The world will never be again to me as it was; there was a life and freshness in it that is lost to me.

Happiness changes as you change. It's in yourself.

I who had before clothed myself in the bright garb of sincerity must now borrow one of divers colours: it might sit awkwardly at first, but use would enable me to place it in elegant folds, to lie with grace.

I saw how the worm inherited the wonders of the eye and brain.

Un solo acontecimiento puede alterar bruscamente el aspecto de un lugar, pero también un cúmulo de pequeñas circunstancias puede variarlo gradualmente y sin que sea posible apercibirse de ello a simple vista.

You never encounter the same person twice, for everyone perpetually changes second by second. This even applies to parent and child, husband and wife, brother and sister. You are wrong in grabbing the past image of a person and thinking that what you see now is the same person you saw in the past. Of course, it is also a fact that you too are changing second by second. You should live with this fact strongly imprinted on your mind: All human beings are constantly renewing themselves.

I keep thinking Naruto... That one of these days your going to finally grow up!

The next generation will always surpass the previous one. It's one of the never-ending cycles in life.