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There is no sin except stupidity.

I’m not afraid to fail. I’m not afraid to fall. That’s life. You fall, you get back up.

Coal will remain part of the energy mix, but its role must be redefined for a cleaner future.

If you love your work, you'll be out there every day trying to do it the best you possibly can, and pretty soon everybody around will catch the passion from you — like a fever.

你讀得越多，知道的事情就越多。你學得越多，去的地方就越多。