Our searches for numerical order lead as often to terminal nuttiness as to profound insight.

Nothing is more dangerous than a dogmatic worldview - nothing more constraining, more blinding to innovation, more destructive of openness to novelty.

Einstein's theory of gravitation replaced Newton's, but apples did not suspend themselves in mid-air, pending the outcome. And humans evolved from apelike ancestors whether they did so by Darwin's proposed mechanism or by some other yet to be discovered.

What you see is that the most outstanding feature of life's history is a constant domination by bacteria.

Misunderstanding of probability may be the greatest of all impediments to scientific literacy.

[Evolution is] one of the best documented, most compelling and exciting concepts in all of science.

Taxonomy (the science of classification) is often undervalued as a glorified form of filing-with each species in its folder, like a stamp in its prescribed place in an album; but taxonomy is a fundamental and dynamic science, dedicated to exploring the causes of relationships and similarities among organisms. Classifications are theories about the basis of natural order, not dull catalogues compiled only to avoid chaos.