Human rights problems will always exist for years to come, but maybe they'll lessen somewhat.

Monumental achievements by humanity should be done by major organizations as much together as possible.

Kids, help your parents if they don't know how to use a smartphone.

Standing on the Moon looking back at Earth - this lovely place you just came from - you see all the colours, and you know what they represent. Having left the water planet, with all that water brings to Earth in terms of colour and abudance life, the absence of water and atmosphere on the desolate surface of the Moon gives rise to a stark contrast.

Unfortunately, pioneers will always pave the way with sacrifices.

Retain the vision for space exploration. If we turn our backs on the vision again, we're going to have to live in a secondary position in human space flight for the rest of the century.

Most people never believed in the real possibility of going to the moon, and neither did I until I was in my twenties.