Leadership is about making tough decisions today that will pave the way for a better tomorrow.

In our reasonings concerning matter of fact， there are all imaginable degrees of assurance， from the highest certainty to the lowest species of moral evidence.

你的灵魂活不下去是因为我。

Hunger and poverty are the root causes of much of the world's unrest and misery.

The future of energy lies in diversification - of sources, technologies, and business models.