China has a more assertive, proactive foreign policy as its interests are growing around the world.

U.S. exports to China have more than quintupled since China entered the WTO and have grown more quickly than imports. In fact, China is America's fastest-growing export market.

I have always tried to live by the philosophy that when there is a big problem that needs fixing, you should run towards it, rather than away from it.

The Treasury Department has a critical role to play in helping to set the direction of a U.S. and global economy, a role that reaches back to America's founding.

Infected by political ideology, if you dare question climate models, your career is done.

Climate change is also clearly a matter of huge interest and concern for the scientific community.

I do think we're at a point in our history where almost all of the big, grand, challenges faced by the human race are those that demand a scientific solution: climate change; access to clean water; over-crowding; plastic waste.

I like that conventions want me to appear and festivals want me to come speak because they like the climate I attract. It's a good feeling.