... there's nothing new under the sun - everything can be traced back to Archimedes or even earlier.

Knowing what is big and what is small is more important than being able to solve partial differential equations.

Whatever is worth saying, can be stated in fifty words or less.

I am turned off when I see only formulas and symbols, and little text.

It is still an unending source of surprise for me how a few scribbles on a blackboard or on a piece of paper can change the course of human affairs.

Thoughts are steered in different ways.

The infinite we shall do right away. The finite may take a little longer.

The mathematicians know a great deal about very little and the physicists very little about a great deal.

It is most important in creative science not to give up. If you are an optimist you will be willing to "try" more than if you are a pessimist.

What exactly is mathematics? Many have tried but nobody has really succeeded in defining mathematics; it is always something else.

Do not lose your faith. A mighty fortress is our mathematics. Mathematics will rise to the challenge, as it always has.

The environment we create can help heal us or fracture us. This is true not just for buildings and landscapes but also for interactions and relationships.

It is impossible to underrate human intelligence - beginning with one's own.

When you're used to being prepared to reject conventional wisdom, it leaves you open to learn more.

I remember one game I got five hits and stole five bases, but none of it was written down because they didn't bring the scorebook to the game that day.

[Donna] Brazile was giving [Donald] Trump no quarter.

Those who regarded the revolution, during Imam Khomeini's time, as a deviation, are now [wielding] the tools of terror and oppression

Considering yourself selflessly selfish is a principle of all great thinkers

Making a record is like painting a school bus with a toothbrush

Start moving, a step at a time, step after step. The positive momentum will take you from there.

If history repeats itself, I should think we can expect the same thing again.