Long-term vision and product strategy.

I love building the products, seeing people use the products but you know along with success comes the need for a dialogue with the government.

Only a few businesses will succeed by having the lowest price, so most will need a strategy that includes customer services.

If there was an epidemic, that definitely would make people accept vaccines. I wouldn't hope for that, of course, but if you wanted people to love vaccines, an epidemic would remind them how magical they are.

I'm an investor in a number of biotech companies, partly because of my incredible enthusiasm for the great innovations they will bring.

As you get to the end of the project you want to run all the tests cases against one version and make sure that you know that that version passed everything. And so as you get late in the project you get a little more conservative about making radical changes to the software.

Improving the health & productivity of the poorest is one of the best investments you can make in the future of the world