1998: A feature of a situation may be influencing us although we do not realize it. From the agent's point of view the motivational power and direction of a consideration may not even be recognized. We often do not know why certain choices are just not on, and others so strangely attractive. Ruling Passions: A Theory of Practical Reasoning By Simon Blackburn.
... We stand not on the shoulders of giants, ...
... Bush, but they're not on economic policy. In some ways, he's gone to a more extreme ...