Evolution ... Is Opportunistic, Hence Unpredictable.

As A Consequence, Geneticists Described Evolution Simply As A Change In Gene Frequencies In Populations, Totally Ignoring The Fact That Evolution Consists Of The Two Simultaneous But Quite Separate Phenomena Of Adaptation And Diversification.

Definitions Are Temporary Verbalizations Of Concepts, And Concepts- Particularly Difficult Concepts- Are Usually Revised Repeatedly As Our Knowledge And Understanding Grows.

Scientific Progress Consists In The Development Of New Concepts.

Life Is Simply The Reification Of The Process Of Living.

It Is Curious How Often Erroneous Theories Have Had A Beneficial Effect For Particular Branches Of Science.