The world is too complex for subsumption under any general theory of change.

Life is short, and potential studies infinite. We have a much better chance of accomplishing something significant when we follow our passionate interests and work in areas of deepest personal meaning.

Nothing is more dangerous than a dogmatic worldview.

As we discern a fine line between crank and genius, so also (and unfortunately) we must acknowledge an equally graded trajectory from crank to demagogue. When people learn no tools of judgment and merely follow their hopes, the seeds of political manipulation are sown.

If there is any consistent enemy of science, it is not religion, but irrationalism.

... each with its own beauty, and each with a story to tell.

History does include aspects of directionality, and the present range of causes and phenomena does not exhaust the realm of past possibilities.