In the transmission of human culture, people always attempt to replicate, to pass on to the next generation the skills and values of the parents, but the attempt always fails because cultural transmission is geared to learning, not DNA.

We do not know enough about how the present will lead into the future.

Information is a difference that makes a difference.

But epistemology is always and inevitably personal. The point of the probe is always in the heart of the explorer: What is my answer to the question of the nature of knowing?

I shall argue that the problem of grace is fundamentally a problem of integration and what is to be integrated is the diverse parts of the mind - especially those multiple levels of which one extreme is called 'consciousness' and the other the 'unconscious'

There are times when I catch myself believing that there is such a thing as something; which is separate from something else.

Number is different from quantity. This difference is basic for any sort of theorizing in behavioral science, any sort of imagining of what goes on between organisms or inside organisms as part of their processes of thought.