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 one doesn't always live in the cradle.

First, inevitably, the idea, the fantasy, the fairy tale. Then, scientific calculation. Ultimately, fulfillment crowns the dream.

All our knowledge - past, present, and future - is nothing compared to what we will never know.

Man will not always stay on Earth; the pursuit of light and space will lead him to penetrate the bounds of the atmosphere, timidly at first, but in the end to conquer the whole of solar space.

A planet is the cradle of mind, but one cannot live in a cradle forever.

Earth is the cradle of humanity, but one cannot live in a cradle forever.

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

From the moment of using rocket devices, a great new era will begin in astronomy: the epoch of the more intensive study of the firmament.

I do not remember how it got into my head to make the first calculations related to rocket. It seems to me the first seeds were planted by famous fantaseour, J. Verne.

All the universe is full of the lives of perfect creatures.

I think computer science, by and large, is still stuck in the Modern age.

I think you learn to live with the pain of miscarrying. The open wound heals and becomes a scar. Not as raw, but always there. A part of you- your heart.

It is loneliness that makes the loudest noise. This is true of men as of dogs.

The currency in the developer community is enthusiasm.

Why should I complain about making $700 a week playing a maid? If I didn't, I'd be making $7 a week being one.

...in the habit of watching every bit of human life I can see about my windows, but I do it so that I am not observed at it.

Live the wonderful life that is in you.

A unicorn is just a horse with a point of view

Dreams are difficult to build and easy to destroy.

Education is the transformation of civilisation