Knowledge is power, but learning is a superpower.

The energy transition is the biggest opportunity of our lifetime, and we must embrace it with both courage and pragmatism.

语言教学的本质在于思维能力的培养，而不仅仅是知识的积累。

所有的水都有完美的记忆，永远试图回到它原来的地方。

The wisdom of hindsight, so useful to historians and indeed to authors of memoirs, is sadly denied to practising politicians.