Given our limited resources for R&D compared with developed countries, we have to make informed and bold choices.

Hydrogen is the smallest atom, and so is extremely difficult to contain. It is also potentially hazardous, so storage solutions are a critical part of the technology challenge.

It is desirable that in the area of catalytic conversion, where platinum is a key component, SA becomes a global knowledge hub.

Why do you give up on yourself, When God will never ever give up on you?

The markets here and in the U.S. have been moving in the same direction. Today they're up, and moves in Mexico are stronger.

Investors aren't validating the market's extreme rise in the first couple of weeks of the year, and it is basically moving back to where it was in December. The market is in a consolidation phase ahead of fourth-quarter earnings to see whether last year's rise is justifiable.