Household spending growth has been particularly solid in 2015, with purchases of new motor vehicles especially strong. Job growth has bolstered household income, and lower energy prices have left consumers with more to spend on other goods and services.

If there is a job that you feel passionate about, do what you can to pursue that job; if there is a purpose about which you are passionate, dedicate yourself to that purpose.

Some degree of inequality in income and wealth, of course, would occur even with completely equal opportunity because variations in effort, skill, and luck will produce variations in outcomes.

Sometimes you have to make decisions without knowing all that you would like to know That's part of the job.

Money can't buy everything, but it can buy most of it. Because of money, I could give my parents a comfortable life.

More money gives me the chance to help more people, to give something back.

I don't believe that someone who sets up an institution should be able to take out the money from the institution or pay dividends to shareholders. I am not saying that institutions should be set up for charity.

For people who grew up in the last four decades of the 20th century, it is hard to grasp the concept of negative interest rates. How is it even possible? If interest rates are the price of money, is the marketplace broadcasting that money is on sale? Are we just giving it away?