“I'm one of the most durable and fervent advocates of space exploration, but my take is that we could do it robotically at far less cost and far greater quantity and quality of results.”— James Van Allen
“We have now seen the whole of the east coast of New Holland... and may now be able to give some account of its produce and people.”— Joseph Banks
“I'd do it again. I was exploring a system. I was a neophyte. I was learning a system. The phone company is a system. A computer is a system, do you understand? If I do what I do, it is only to explore a system.”— John Thomas Draper
“Southern Arabia is, from a geographical and ethnological point of view, one of the most interesting corners of the globe.”— James Theodore Bent
“When ships to sail the void between the stars have been invented, there will also be men who are not afraid of the void.”— Johannes Kepler
“The object of our journey to Mashonaland was to investigate the ruins of the great Zimbabwe, about which so many mysterious tales have been told.”— James Theodore Bent