There never was a happier or more devoted husband than the male bluebird. He is the gay champion and escort of the female at all times, and while she is sitting, he feeds her regularly.

One may summon his philosophy when they are beaten in battle, not till then.

Fear, love, and hunger were the agents that developed the wits of the lower animals, as they were, of course, the prime factors in developing the intelligence of man.

Birds and animals probably think without knowing that they think; that is, they have not self-consciousness. Only man seems to be endowed with this faculty; he alone develops disinterested intelligence, intelligence that is not primarily concerned with his own safety and well-being but that looks abroad upon things.

Any good trial lawyer knows that if you've got one credible expert or scientific study, then you can let the jury decide.

When I began writing science fiction in the middle '60s, it seemed very easy to find ideas that took decades to percolate into the cultural consciousness; now the lead time seems more like eighteen months.

Researchers should always consider ethical concerns on scientific research and disclose their data to the public. Scientists also need to discuss issues surrounding their research with those who are concerned.

Natural selection is not gene centrist and nor is biology all about genes; our comprehending minds are a result of our fast evolving culture.