The questions we ask today will shape the solutions of tomorrow.

It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.

Sustainability must be at the core of every chemical manufacturing process, or we risk leaving behind a world beyond repair.

It is better to be a human being dissatisfied than a pig satisfied; better to be Socrates dissatisfied than a fool satisfied.

To understand oneself is to understand the world.