可持续性不是一种趋势，而是负责任的制造业的未来。
The only thing that can make you brave is your own fear.
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
译文：行善有真的，有假的；有直的，有曲的；有阴的，有阳的；有是的，有非的；有偏的，有正的；有半的，有满的；有大的，有小的；有难的，有易的。所以，要仔细辨别。如果行善不了解行善的道理，就自认为是在行善，不但没有功德，还可能是在造孽。不仅受冤枉、枉费苦心，还没有一点好处。
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.