The more you consume, the more insecure you are. It's the nature of the world.

Chemicals are really simple. You mix a couple things together and sell it for more than the materials cost.

Working hard is way more fun. If you had to goof off 40 hours a week, you couldn't do it. It would drive you crazy.

People with water-borne diseases occupy more than 50% of hospital beds across the world. Does the answer lie in building more hospitals? Really, what is needed is to give them clean water.

If you have more money than your lifestyle, then you can either do something stupid or smart. That's not much of a choice. That's like saying, 'You are on the roof. you can either take the elevator, or you can jump.' That's not a choice.

If you don't improve the lives of the poor, it's not charity.