Neil deGrasse Tyson quotes and aphorisms about frontier Neil deGrasse Tyson Neil deGrasse Tyson Neil deGrasse Tyson ,, If you're going to lead a space frontier, it has to be government; it'll never be private enterpris... Neil deGrasse Tyson ,, So the history of discovery, particularly cosmic discovery, but discovery in general, scientific di... Neil deGrasse Tyson