The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.
我们进步的考验不在于我们为那些拥有很多的人增添更多，而在于我们是否为那些拥有太少的人提供足够。
The world needs responsible miners who understand the value of both minerals and the planet.
Don't use tactical diligence to cover up strategic laziness.
Is there such a thing as a cheerful pessimist? That's what I am.