The only way that we're going to feel secure in this country again and that we're going to feel good about ourselves is if we use these systems we've put into place to create positive change around the world. I really believe we can do that.

We achieved our mission to the moon. Let's look home from that lofty perch and reimagine our mission on Earth - that is what we need to do here. Together, we can upcycle everything. The world will be better for our positive visions and actions.

“When you start giving, instead of getting, you make a difference… You can always give a warm smile, a sincere hello, a positive vibe… your concern, your attention, your time, your love, and kindness to those around you.”

We need affordable space travel to inspire our youth, to let them know that they can experience their dreams, can set significant goals and be in a position to lead all of us to future progress in exploration, discovery and fun. Thanks to the X Prize for the inspiration.

In high school, in sport, I had a coach who told me I was much better than I thought I was, and would make me do more in a positive sense. He was the first person who taught me not to be afraid of failure.

I have a pretty positive view of environmental activism, but I didn't know much about the ELF. A lot of people make documentaries because they have something they want to say, but I make them because there's something I want to explore.

I'm thrilled to continue my partnership with U by Kotex for Generation Know while helping to empower girls. I've always been a motivational resource for my younger sisters and hope I can positively impact and inspire other young girls too.

Positive health means becoming whole-heartedly engaged with our own health care. It means not outsourcing our health to the health care system. It means getting rid of the fear and paralysis we too often feel, and instead cultivating a sense of agency.

I think that everything should be made available to everybody, and I mean LSD, cocaine, codeine, grass, opium, the works. Nothing on earth available to any man should be confiscated and made unlawful by other men in more seemingly powerful and advantageous positions.

A person who has resolved to ‘think positive’ must constantly scan his or her mind for negative thoughts – there’s no other way that the mind could ever gauge its success at the operation – yet that scanning will draw attention to the presence of negative thoughts.