A peculiarity of the higher arithmetic is the great difficulty which has often been experienced in proving simple general theorems which had been suggested quite naturally by numerical evidence.

Great mathematics is achieved by solving difficult problems not by fabricating elaborate theories in search of a problem.

My father might not have held my hand or expressed his love openly, but he taught Callie and me that we had inherent values, that we were fully formed human beings without a boy by our side.

He was acting like our kiss had broken him, and his reaction was breaking me.

The feelings resembled memories

Strength is a matter of the made-up mind.

I was home educated but would skip my lessons to go hang out at school.

Philosophy is tested and characterised by the way in which it appropriates its history.

I haven't thought about making a music film, but if I did, that would be a very interesting idea.

So many stars who have shows are intimidated by having people around them be funnier than them. It's always the unsuccessful ones. Look at Seinfeld - he's great because he let everyone be hilarious.

Hillary's [Clinton] got some problems with Millennials.

See the inevitable changes not as threats but as opportunities that can deepen our understanding and bring us wisdom and growth.