The great spirals... apparently lie outside our stellar system.

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

Equipped with his five senses, man explores the universe around him and calls the adventure Science.

Astronomy is something like the ministry. No one should go into it without a call. I got that unmistakable call, and I know that even if I were second-rate or third-rate, it was astronomy that mattered.

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

The universe is unfolding as it should.

The outstanding feature, however, is the possibility that the velocity-distance relation may represent the de Sitter effect, and hence that numerical data may be introduced into discussions of the general curvature of space.