Neil deGrasse Tyson Quotes
If you don't question you're stuck within a pre-existing parameters of knowledge. Questions are what take you outside of those parameters.
Citations
Tyson, Neil deGrasse. "I am Neil deGrasse Tyson -- AMA." Reddit, 13 Nov. 2011.
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Neil deGrasse Tyson is an American astrophysicist, planetary scientist, author, and science communicator.