I can't think of anyone I admire who isn't fuelled by self-doubt. It's an essential ingredient. It's the grit in the oyster.

When our commitment is wavering, the best way to stay on track is to consider the progress we've already made. As we recognize what we've invested and attained, it seems like a waste to give up, and our confidence and commitment surge.

The human contribution is the essential ingredient.

The essential ingredient of politics is timing.

I was a chronically shy child. That kernel of my younger self is still there, but I've developed mechanisms to deal with it.

There are those who leave without our needing to detain them; we have said all there is to say.