Synaptic summation is the technical term used in neurophysiology for those instances in which some neuron C is fired only by a combination of neurons A and B.

Language commonly stresses only one side of any interaction.

There are no monotone "values" in biology.

In the nature of the case, an explorer can never know what he is exploring until it has been explored.

The wise legislator will only rarely initiate a new rule of behaviour; more usually he will confine himself to affirming in law what has already become the custom of the people.

Somebody was saying to Picasso that he ought to make pictures of things the way they are-objective pictures. He mumbled that he wasn't quite sure what that would be. The person who was bullying him produced a photograph of his wife from his wallet and said, "There, you see, that is a picture of how she really is." Picasso looked at it and said, "She is rather small, isn't she? And flat?"

The meaning of your communication is the response you get.