积极情绪就像是心灵的营养，帮助我们成长和蓬勃发展。
States are rational actors, and they will always act in their own self-interest.
Change will not come if we wait for some other person or some other time. We are the ones we've been waiting for. We are the change that we seek.
Safety must always come first in mining operations.
Dont keep making the same mistakes; try to make new mistakes.
I don't think about age. I think about life and living.