As the captain, I was going to be having the dominant role in most of the episodes, and that was appealing. I wasn't interested in coming to Hollywood to sit around.

If someone says 'Give me one word of advice,' I say 'be fearless.' And knowing without any shadow of a doubt that what they have to give - who they are - is totally unique and not shared by anybody else. And to believe in that uniqueness. It took me decades before I developed courage as an actor.

So far as education is concerned, it has had a significant impact on a lot of young people who turn to science as a much more exciting and interesting study than they otherwise might have found, entirely as a result of becoming involved with Star Trek.

I made a promise to myself that I would try to introduce something unexpected in every single episode of the series. It was largely to amuse myself as much as anything. I didn't ever want the audience to feel that they knew everything.

As the captain, I was going to be having the dominant role in most of the episodes, and that was appealing. I wasn't interested in coming to Hollywood to sit around.

Laurence Olivier said if you have ambition to be a serious classical actor, you must be as fit as an athlete. For me, the breakthrough was going to live in California. I exercised. I drank less. It was one of the things about California that had a positive impact on me.

Violence against women is learned. Each of us must examine - and change - the way in which our own behavior might contribute to, enable, ignore or excuse all such forms of violence. I promise to do so, and to invite other me and allies to do the same.