I'm not afraid of death, but I'm in no hurry to die. I have so much I want to do first.
One can't predict the weather more than a few days in advance.
If time travel is possible, where are the tourists from the future?
I am damned if I'm going to die before I have unraveled more of the universe
It is all right to make mistakes; nothing is perfect because with perfection, we would not exist.
In this way, Edwin Hubble worked out the distances to nine different galaxies. We now know that our galaxy is only one of some hundred thousand million that can be seen using modern telescopes, each galaxy itself containing some hundred thousand million stars.