Private enterprise can never lead a space frontier. It's not possible because a space frontier is expensive, it has unknown risks and it has unquantified risks.
Neil deGrasse TysonI was born the same week NASA was founded, so we're the same age and feel some of the same pains, joys, and frustrations.
Neil deGrasse TysonDon't know if it's good or bad that a Google search on โBig Bang Theoryโ lists the sitcom before the origin of the Universe
Neil deGrasse Tyson