« The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever. »
Konstantin Tsiolkovsky quotes
- Konstantin Tsiolkovsky "All the universe is full of the lives of perfect creatures." Konstantin Tsiolkovsky quotes
- Ionel George Bunda – green earth " The best thing on God's green Earth is the human soul. Even the littlest of miracles of kindness leave me in awe. I admire the persistence of rationality when facing superstition or despair. I am amazed by humanity, by people and by their kind hearts." ~Ionel George Bunda ???????????????
- Stephen Hawking – mankind “Mankind is in danger of destroying ourselves by our greed and stupidity." ~Stephen Hawking
- Aim at heaven, and you will get earth thrown in; aim at… Aim at heaven, and you will get earth thrown in; aim at earth, and you will get neither. -C. S. Lewis