in Space where there ain't no gravity, helicopter dick really do be a way to travel. - Neil deGrasse Tyson

All I can say is, the universe is in a good shape, it's earth that has all the problems.

In our own solar system, for example, everything that is not the Sun adds up to less than one fifth of one percent of the Sun’s mass.

America is indeed a land of opportunity. Why else would so many immigrants want to come here — all the time — in search of freedom and prosperity.

There is no America as we know it without the stories and ambitions of immigrants.