Nevertheless, not to extinguish our free will, I hold it to be true that Fortune is the arbiter of one-half of our actions,1 but that she still leaves us to direct the other half, or perhaps a little less. I compare her to one of those raging rivers, which when in flood overflows the plains, sweeping away trees and buildings, bearing away the soil from place to place; everything flies before it, all yield to its violence, without being able in any way to withstand it;