The universe is probably littered with the one-planet graves of cultures which made the sensible economic decision that there's no good reason to go into space-each discovered, studied, and remembered by the ones who made the irrational decision.
Randall MunroeI read comics and I did science, and never really put them together until I accidentally found myself in the middle of one.
Randall MunroeI've always thought that one of the the great thing about physics is that you can add more digits to any number and see what happens and nobody can stop you.
Randall MunroeSpace is about 100 kilometers away. Thatโs far awayโI wouldnโt want to climb a ladder to get thereโbut it isnโt that far away. If youโre in Sacramento, Seattle, Canberra, Kolkata, Hyderabad, Phnom Penh, Cairo, Beijing, central Japan, central Sri Lanka, or Portland, space is closer than the sea.
Randall Munroe