Quotes by : Konstantin Tsiolkovsky

Mankind will not forever remain on Earth but, in the pursuit of light and space, will first timidly emerge....

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

I do not remember how it got into my head to make the first calculations related to rocket. It seems....

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

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

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

The world is desperately imperfect. Even if a quarter of the working people were engrossed in new thoughts....

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