“The brain is the only kind of object capable of understanding that the cosmos is even there, or why there are infinitely many prime numbers, or that apples fall because of the curvature of space-time, or that obeying its own inborn instincts can be morally wrong, or that it itself exists.”

“But if our nation goes over a financial Niagara, we won't have much strength and, eventually, we won't have peace. We are currently borrowing the entire defense budget from foreign investors. Within a few years, we will be spending more on interest payments than on national security. That is not, as”