When I first looked back at the Earth, standing on the Moon, I cried.
It is through these experiences you start to realize that you have not failed. It hurts every night to have missed this chance, but there will be many more chances I will not miss. Failure is a refusal to learn from this tragedy and miss an opportunity to make a difference in the future…Failure is not paying it forward.
The history of science – especially physics – has in part been the tension between the natural tendency to project our everyday experience on the universe and the universe’s noncompliance with this human tendency.