"With me everything turns into mathematics."
"It is not enough to have a good mind. The main thing is to use it well."
"It is truth very certain that, when it is not in one's power to determine what is true, we ought to follow what is more probable." -- Rene Descartes
"Men did not make the earth ... it is the value of the improvement only, and not the earth itself, that is individual property... Every proprietor owes to the community a ground rent for the land which he holds." -- Thomas Paine, Agrarian Justice
"It's always reassuring to find you've made the right enemies." -- William J. Donovan