I don't run from challenges, I run toward them.

The best investment you can make is in yourself.

历史不会重复，但它会以不同的形式重现。

The main task in life is simply this: to identify and separate from the things that are not ourselves, so that we can become ourselves.

Biology is the study of complicated things that give the appearance of having been designed for a purpose.

The conversation about gender and economics must move beyond blame to solutions.

When one door is closed, don't you know, another is open.