A miner's safety should never be measured in cost-benefit analyses.
矿工的安全永远不应该用成本效益分析来衡量。
最好的投资是那些能够将想法变为现实的人。
The legacy we leave behind is measured not just in buildings, but in the impact we have on people's lives.《Building Tomorrow》
In the end, we are all alone with our thoughts.
Patience and perseverance are the keys to scientific discovery.