What counsel would you give your twenty-year-old self — and what should they ignore?

When I recall my own path of life I cannot but speak of the violence, hatred and lies. A lesson drawn from such experiences, however, was that we can effectively oppose violence only if we ourselves do not resort to it.

History was not written by men who predicted failure, who gave up their dreams, who abandoned their principles, who allowed their laziness to put their intelligence to sleep. If certain men at times were alone in seeking victory, they always had at their side the watchful spirit of their peoples, the faith and destiny of many generations.

I’d tell them, “If you believe in something, go for it, but know that when you go for it there’s a price to be paid. Be ready to pay that price and you can contribute to the welfare of society, and society will acknowledge you and respect you for it. And don’t be afraid. Don’t be afraid.”

And the most fulfilled, centered, grounded, happy people I know are people who made the choice to be part of an effort to actually make the world a better place. ... I would say, to me, the path of least regrets is to at least make a short-term commitment to say, “Let me work to make a real difference in the world.” The worst that could happen is you decide to move into something else later, but you’ll always take with you what you’ve given and what you’ve gained through that experience.

My key message to her, as a nine-year-old, recently has been, “You don’t need to be friends with everyone, but you’re forced to respect everyone. And everyone doesn’t need to be friends with you, but everyone is forced to respect you.”