Observations Always Involve Theory.

Past Time Is Finite, Future Time Is Infinite.

A Scientist Naturally And Inevitably ... Mulls Over The Data And Guesses At A Solution. He Proceeds To Testing Of The Guess By New Data-predicting The Consequences Of The Guess And Then Dispassionately Inquiring Whether Or Not The Predictions Are Verified.

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.

I Knew That Even If I Were Second Or Third Rate, It Was Astronomy That Mattered.

The Great Spirals... Apparently Lie Outside Our Stellar System.