领导力是关于今天做出艰难的决定，这些决定将使未来的几代人受益。
Leadership is about making tough decisions today that will benefit generations tomorrow.
The mining industry has a responsibility to leave communities better than we found them.
Sustainability isn't an option; it's a necessity for survival.
La literatura es un diálogo constante entre el autor y el lector.
The wisdom of hindsight, so useful to historians and indeed to authors of memoirs, is sadly denied to practising politicians.