Einstein's theory, we know that it fails. In advance, we know it fails. So that a deeper understanding of nature is awaiting us.
Neil deGrasse TysonAstronauts are the only kind of celebrity I know who can have a line of people waiting for their autograph, even if the line of people does not know in advance the astronaut's name.
Neil deGrasse TysonThe Venus transit is not a spectacle the way a total solar eclipse is a spectacle.
Neil deGrasse Tyson... informed ignorance provides the natural state of mind for research scientists at the ever-shifting frontiers of knowledge. People who believe themselves ignorant of nothing have neither looked for, nor stumbled upon, the boundary between what is known and unknown in the cosmos.
Neil deGrasse Tyson