The Americans are optimistic by their nature. And they are hopeful. Chaka Fattah
Governments are by their nature aggressive and dominating. No society is safe if its neighbor is a state. Peter Gelderloos
Complex, statistically improbable things are by their nature more difficult to explain than simple, statistically probable things. Richard Dawkins
There are things about our world that almost by their nature defy our ability to comprehend them. Some people use a religious register to deal with that - they call it God and that's a way of domesticating it. Hari Kunzru