Valence Quotes

We're not keen on the idea of the story sharing its valence with the reader. But the reader's own life "outside" the story changes the story. (David Foster Wallace)
The choice between two pleasant things is generally easier than that between two unpleasant unless questions are involved which cut deeply into the life of the individual. Such a conflict situation can upon occasion also lead to an oscillation between two attractions. It is of considerable importance that in these cases a decision between two attractions. It is of considerable importance that in these cases a decision or one goal alters its valence in such a way as to make it weaker than that of the renounced goal. View quote
Kurt Lewin
The valence of an object usually derives from the fact that the object is a means to the satisfaction of a need, or has indirectly something to do with the satisfaction of a need. View quote
Kurt Lewin
The field of quantum valence fluctuations was another older interest which became much more active during this period, partly as a consequence of my own efforts. View quote
Philip Warren Anderson