Jesus loves you, but everyone else thinks you're an ass.

Do you ever wonder how much deeper the ocean would be without sponges?

The universe does not behave according to our pre-conceived ideas. It continues to surprise us.

No one undertakes research in physics with the intention of winning a prize. It is the joy of discovering something no one knew before.

It's the gravity that shapes the large scale structure of the universe, even though it is the weakest of four categories of forces

There is a fundamental difference between religion, which is based on authority, [and] science, which is based on observation and reason. Science will win because it works.

If it [the universe] was expanding fairly slowly, the force of gravity would cause it eventually to stop expanding and then to start contracting. However, if it was expanding at more than a certain critical rate, gravity would never be strong enough to stop it, and the universe would continue to expand forever.