[Illegal immigration] costs the taxpayers of the United States a lot of money. And it's unfair to Americans who are working every day to pay their own bills. It's also unfair to a lot of people who have waited in line for years and years in other countries to be legal immigrants.

You have to make a conscious decision to change for your own well-being, and that of your family and your country.

Music, to me, was - is - representative of everything I like most in life. It's beautiful and fun, but very rigorous. If you wanted to be good you had to work like crazy. It was a real relationship between effort and reward. My musical life experiences were just as important to me, in terms of forming my development, as my political experiences or my academic life.

I may not have been the greatest president, but I've had the most fun eight years.

You know, by the time you become the leader of a country, someone else makes all the decisions. ... You may find you can get away with virtual presidents, virtual prime ministers, virtual everything.

No problem of human making is too great to be overcome by human ingenuity, human energy, and the untiring hope of the human spirit.

The problem with any ideology is that it gives you the answer before you examine the evidence.