We cannot even go to the end of the universe, so how can we go to the spiritual world?

„ We living entities, we are spiritual atoms, and by material atomic combination we have developed this body, although this material body is foreign to me. Similarly, we can develop our spiritual body also in the spiritual world. Is it clear? Just like in the material world, in combination with matter we have developed this material body. Do you believe in this, that "I am spiritual atom, and I have developed this material body on the basis of spiritual atom?" It is a fact. It is a fact. Just like in the mother's womb when the spiritual atom takes place, then it grows, it forms the material body. Without that spiritual atom, there cannot be any growth of body. Simply sex intercourse does not give guarantee of pregnancy. Unless that spiritual atom is there, the body does not grow.” (Lecture on BG 4.11-12 -- New York, July 28, 1966) „A man can go to the higher planetary system when he is preparing himself to go there. So there are millions and trillions of planets...