If you don't pursue what you think will be most meaningful, you will regret it. Life is long. There is always time for Plan B. But don't begin with it.

I’m not the woman president of Harvard, I’m the president of Harvard.

Look to the past to help create the future. Look to science and to poetry. Combine innovation and interpretation. We need the best of both. And it is universities that best provide them.

Leadership is about moving people from where they are to where you hope they'll go.

The ability to recognize opportunities and move in new - and sometimes unexpected - directions will benefit you no matter your interests or aspirations.

The American Civil War produced carnage that has often been thought reserved for the combination of technological proficiency and inhumanity characteristic of a later time.

A leader has to keep saying the same things over and over again.

Promised yourself never to keep quiet on the truth. Speak it out and let the lie die

The gem cannot be polished without friction nor man perfected without trials.

To be conscious that you are ignorant is a great step to knowledge.

Once you are over 30, 35 years old, I think everyone should get down to the gym and start moving again.

The Holy Spirit alone can do this, the Holy Spirit alone can establish this link with one's neighbor.

I absolutely did date Victoria Beckham, yes.

It has always been my ambition to die in harness with my head face down on a keyboard and my nose caught between two of the keys.

There is nothing like competition. It teaches you early in life to win and lose, and, when you lose, to put your chin out instead of dropping it.

I could look in everyone's faces and see them reflecting on how much time has passed and all the things we went through.

Indecision, doubt and fear. The members of this unholy trio are closely related; where one is found, the other two are close at hand.