Otto Heinrich Warburg

Green, red, and mixed shades of haemins are known. If magnesium is replaced by iron in chlorophyll, green haemins are obtained. Their colour is due to a strong band in the red which is already recognized in chlorophyll.

Actually, we chose the name Sun Cellular because we believe the name 'Sun' is bright, forward-looking and optimistic. It is my sincere hope that the whole Philippines will share our positive outlook, optimism and faith in the country's future.

I don't write directly on to the computer because I don't think well facing forward with fingers on a keyboard. I think better looking down holding a pen. And the concentration quotient of pen and paper is higher than when I'm moving words around on screen.