P.D. Ouspensky
Author: P.D. Ouspensky
Publisher: Vintage (1971)

One moment you realize that you are machines, but the next moment you want to act according to your own opinion. At that moment you must be able to stop, not to do what you want. This does not apply to moments when you have no intention of doing anything, but you must be able to stop if your desire goes against rules or principles, or against what you have been told. It often happens that people go on studying and miss these moments. They think they work when nothing happens. We cannot always work equally; at one moment passive study is sufficient, at another moment it is necessary to go against oneself, to stop