Fall down nine times, get up ten.

Be mindful of the link between present action and desired future outcome. Ask yourself: if I repeat today’s actions 365 times, will I be where I want to be in a year?

I have learned to acknowledge and appreciate the 98% that I have achieved instead of the 2% that I didn't.

The Milky Way swooped diagonally across the heavens, reminding me of my utter insignificance, and at the same time my complete interconnection with everything. I was just a tiny speck of consciousness, and yet I was consciousness itself.

I am a rolling stone, never in one place for very long.

Ocean rowing is very much what you make it. Rowing technique is pretty irrelevant on the ocean. It's the psychology that's important.

So let's raise the tone of the debate. Too often at the moment we look like schoolchildren squabbling over a toy - our most precious toy, the Earth. And the danger is that as we pull in opposite directions in our global tug of war, the Earth will end up broken - or at least unable to sustain human life. That is the worst case scenario - or maybe, from the Earth's point of view, the best.