Neil deGrasse Tyson Delivers Message With Audacious Visions

Dr. Neil deGrasse Tyson delivers an impassioned plea to the U.S. Congress to hoist America from its economic lethargy by boldly reinvesting in a robust space program.

Audacious Visions

Neil deGrasse Tyson: Audacious Visions

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"Always borrow money from a pessimist. He won’t expect it back."