Quotes from book

The Sky Is Not the Limit: Adventures of an Urban Astrophysicist

“… there is no shame in not knowing. The problem arises when irrational thought and attendant behavior fill the vacuum left by ignorance.”

Neil deGrasse Tyson book The Sky Is Not the Limit: Adventures of an Urban Astrophysicist

Source: The Sky Is Not the Limit: Adventures of an Urban Astrophysicist

“There are no limits when you are surrounded by people who believe in you, or by people whose expectations are not set by the short-sighted attitudes of society, or by people who help to open doors of opportunity, not close them.”

Neil deGrasse Tyson book The Sky Is Not the Limit: Adventures of an Urban Astrophysicist

Source: The Sky Is Not the Limit: Adventures of an Urban Astrophysicist

“Dinosaurs are extinct today because they lacked opposable thumbs and the brainpower to build a space program.”

Neil deGrasse Tyson book The Sky Is Not the Limit: Adventures of an Urban Astrophysicist

Source: The Sky Is Not the Limit: Adventures of an Urban Astrophysicist