The joy of mathematics comes from the struggle to understand.
Sustainability is no longer an option; it's a business imperative for long-term survival.
Was vernünftig ist， das ist Wirklich； und was wirklich ist，das ist vernünftig.
The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
Financial opening should be steadily advanced under the premise of risk prevention and control.
先分化，再征服。
Old soldiers never die. They just fade away.
