The Earth is the Cradle of the Mind — but one cannot eternally live in a cradle.

Our demands are simple, normal, and therefore they are difficult to satisfy. All we ask is that an actor on the stage live in accordance with natural laws

Unless the theatre can ennoble you, make you a better person, you should flee from it.

Man must at all costs overcome the Earth’s gravity and have, in reserve, the space at least of the Solar System.

The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever.