Konstantin Tsiolkovsky Quotes
Konstantin Tsiolkovsky Quotes
- Name:
- Konstantin Tsiolkovsky
- Type:
- Scientist
- Nationality:
- Russian
- Birth day:
- September 5
- Birth year:
- 1857
- 1
Man must at all costs overcome the Earth's gravity and have, in reserve, the space at least of the Solar System. Konstantin-TsiolkovskyKonstantin Tsiolkovsky
- 2
The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever. Konstantin-TsiolkovskyKonstantin Tsiolkovsky