Human judgment is notoriously fallible and perhaps seldom more so than in facile decisions that a character has no adaptive significance because we do not know the use of it.

Splitting and gradual divergence of genera is exemplified very well and in a large variety of organisms.

The fact -- not theory -- that evolution has occurred and the Darwinian theory as to how it occurred have become so confused in popular opinion that the distinction must be stressed.

I have a debt, a loyalty to the museum; the best place for me to do what I wanted to do.

I don't know where to put whales. I'm sticking them here, but I don't have any reason for it.

Man is the result of a purposeless and natural process that did not have him in mind

Species evolve exactly as if they were adapting as best they could to a changing world, and not at all as if they were moving toward a set goal.

The search for historical laws is, I maintain, mistaken in principle.

...the argument from absence of transitional types boils down to the striking fact that such types are always lacking unless they have been found.

It is inherent in any definition of science that statements that cannot be checked by observation are not really saying anything or at least they are not science.

The science of systematics has long been affected by profound philosophical preconceptions, which have been all the more influential for being usually covert, even subconscious.

Don't go on sharing your secret's with everyone, you have the best safe for your secrets - Your Mind.

We will not accept any conditions from the U.S.

Gold medals are made out of sweat, blood and tears and effort in the gym every day.

Oh, if I had been loved at the age of seventeen, what an idiot I would be today. Happiness is like smallpox: if you catch it too soon, it can completely ruin your constitution.

I've found music over the course of my life is slightly more astoundingly inspiring than great cinema

Beaver do better work than the Corps of Engineers.

Cómo se acuerda con los pájaros la traducción de sus idiomas?

One of the reasons I wanted to collaborate with Target is because I felt that together we could create a collection that would inspire - one that is cool and chic, but still very accessible.

Power remains strong when it remains in the dark; exposed to the sunlight it begins to evaporate.

Plants can't very well defend themselves by their behavior, so they resort to chemical warfare, and plants are saturated with toxins and irritants to deter creatures like us who want to eat them.