Purity of heart is to will one thing.

Quality is never an accident; it is always the result of intelligent effort.

"Imagination is not only the uniquely human capacity to envision that which is not, and therefore the fount of all invention and innovation. In its arguably most transformative and revelatory capacity, it is the power that enables us to empathize with humans whose experiences we have never shared."

确保和平的唯一方式是为战争做好准备。