The great spirals, with their enormous radial velocities and insensible proper motions, apparently lie outside our Solar system.

We do not know why we are born into the world, but we can try to find out what sort of a world it is - at least in its physical aspects.

All nature is a vast symbolism: Every material fact has sheathed within it a spiritual truth.

Past time is finite, future time is infinite.

The history of astronomy is a history of receding horizons.

The universe is unfolding as it should.

I knew that even if I were second or third rate, it was astronomy that mattered.

Science is the one human activity that is truly progressive. The body of positive knowledge is transmitted from generation to generation.

Not until the empirical resources are exhausted, need we pass on to the dreamy realms of speculation.

Wisdom cannot be directly transmitted, and does not readily accumulate through the ages.

There we measure shadows, and we search among ghostly errors of measurement for landmarks that are scarcely more substantial.

Part of the urge to explore is a desire to become lost.

If you miss the first buttonhole you will not succeed in buttoning up your coat.

Sure, I suffered a lot. But it's not like the end of the world and it's not who I am. I lead quite a pleasant life and I'm able to divorce a perceived reality from my actual experience of life.

I don't like the fact that there are so few women in rap.

Just call me Mr. Cain. And in 2013, they can call me Mr. President.

I've never been with an uncircumcised guy.

I struggle with trying to be a good pastor of a large church.

Let me define prayer for you in this show. Prayer is man giving God permission or license to interfere in earth's affairs. In other words, prayer is earthly license for heavenly interference.

The world is R-rated, and no one's checking IDs

The theologian considers sin mainly as an offence against God; the moral philosopher as contrary to reasonableness.