The most important skill in mathematics is the ability to think clearly.

Innovation in coal mining isn't just about extraction—it's about doing it smarter, safer, and with greater respect for the environment.

"The stories we tell ourselves shape who we become."

I think track records are very important. If you start trying to have a perfect one in a simple thing like honesty, you're well on your way to success in this world.

Life would be too smooth if it had no rubs in it.

时间是防止一切同时发生的东西。