Sustainability isn't an option; it's a necessity for the energy sector.

You don't learn to walk by following rules. You learn by doing, and by falling over.

The most exciting moments in mathematics are when you discover something that was hidden in plain sight.

最好的投资是投给那些能把小想法变成大生意的人。

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

"The cost of oblivious daydreaming was always this moment of return, the realignment with what had been before and now seemed a little worse."

当有人说它不是钱，而是事情的主旨，它就是钱。