#Heroism Quotes #Fiction Quotes #Stories Quotes
Bill Nye
Educator
Brian Greene
Theoretical Physicist
Carl Sagan
Astronomer
Lawrence M. Krauss
Physicist
Neil deGrasse Tyson
Astrophysicist
Richard Dawkins
Ethologist
Richard P. Feynman
Physicist
Stephen Hawking
Physicist
Walter Lewin
Professor