Calm Quote by James Van Allen

The government will see that human spaceflight is useful - for science and the economy - and inspirational.

— Helen Sharman

In a dispassionate comparison of the relative values of human and robotic spaceflight, the only surviving motivation for continuing human spaceflight is the ideology…

— James Van Allen

There are some who question the relevance of space activities in a developing nation. To us, there is no ambiguity of purpose. We do…

— Vikram Sarabhai

I think we are at the dawn of a new era in commercial space exploration.

— Elon Musk

The most striking thing to me about human space flight and my own personal experience is that I've seen dramatic changes on Earth. We…

— John M. Grunsfeld

The Americans are still the leaders in human space flight. I feel we have a danger here of kind of stagnating. We're kind of…

— Leroy Chiao

It's clear that the only thing that is inhibiting us from doing further human exploration of space is money and the will to do…

— Heidi Hammel

The prospective colonization of space responds, not to the particular problems of the American nation, or of any other nation, but to those of…

— Louis J. Halle

I'm really hopeful about the future of space exploration and human spaceflight. Civilization as we know it has been defined by exploration. You know,…

— Alan G. Poindexter

There's been a lot of discussion about NASA culture and changing that. I think our culture has always been one of trying to do…

— Mark Kelly

I claim that space is part of our culture. You've heard complaints that nobody knows the names of the astronauts, that nobody gets excited…

— Neil deGrasse Tyson

Too many people view on [space exploration] as a luxury rather than as a fundamental driver to stimulate interest in science to everyone in…

— Neil deGrasse Tyson