The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.

Never underestimate the power of small steps—they lead to big transformations.

我宁愿毁灭世界也不愿划伤自己的手指。

The food industry must lead the way in ethical sourcing and transparent practices.

"We live in a world where the past is always present, and the future is always uncertain."

单一货币的最大优势在于消除了汇率不确定性并降低了交易成本，从而促进贸易和投资。