[Gaal] said, "about 85%?"
"Not bad," said Seldon, thrusting out a lower lip, "but not good. The actual figure is 92.5%." (I.4.37-38)
[Seldon]. The psychohistoric trend of a planet-full of people contains a huge inertia. To be changed, it must be met with something possessing a similar inertia. Either as many people must be concerned, or if the number of people be relatively small, enormous time for change must be allowed. (I.6.50)
"Because, my boy, in a plan such as ours, the actions of others are bent to our needs. Have I not said to you already that Chen's temperamental makeup has been subjected to greater scrutiny than that of any other single man in history." (I.8.21)