I'm not writing for myself. I'm writing as an educator, I'm writing to stimulate others.
Neil deGrasse TysonIf God to you is where science has yet to tread, then God is an ever-receding pocket.
Neil deGrasse TysonBut to carve the Grand Canyon, Earth required millions of years. To excavate Meteor Crater, the universe, using a sixty-thousand-ton asteroid traveling upward of twenty miles per second, required a fraction of a second. No offense to Grand Canyon lovers, but for my money, Meteor Crater is the most amazing natural landmark in the world.
Neil deGrasse Tyson