Diplomacy is the art of restraining power.
孩子是最苛刻的观众，但也是最值得的。
Between stimulus and response there is a space. In that space is our power to choose our response. In our response lies our growth and our freedom.
Innovation is not about inventing something entirely new, but about improving what already exists.
The historical sense involves a perception, not only of the pastness of the past, but of its presence.
The purpose of art is to make the world a better place.