The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

"The world is a prison, and the prison is a dream."

The worth of a state， in the long run， is the worth of the individuals composing it.

I don't think about age. People who tell me I'm too old to do something, I just ignore them.

"Doubt is useful for a while. We must all pass through the garden of Gethsemane. If Christ played with doubt, so must we."

The border is not a line but a wound.

Technology can help us monitor forests, but wisdom teaches us how to preserve them.

如果你不偶尔失败，你就没有在做任何非常创新的事情。