The true sign of intelligence is not knowledge but imagination.

Gravitation is not responsible for people falling in love.

Life is like riding a bicycle. To keep your balance, you must keep moving.

Life isn't worth living, unless it is lived for someone else.

Imagination is everything. It is the preview of life's coming attractions.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

Strive not to be a success, but rather to be of value.

God is clever but not dishonest.

Try not to become a man of success but rather a man of value.

Weakness of attitude becomes weakness of character.

Learn from yesterday, live for today, hope for tomorrow.

We should all know more, live nearer to God, and grow in grace, if we were more alone. Meditation chews the cud and extracts the real nutriment from the mental food gathered elsewhere.

Why "revere" the unknowable? Why not find out what it is?

That which we are, we are.

At MakerBot, we joke that if we were engineers we would still be on our first prototype. There's something about just 'Doing it”iteration is a way of engineering.

Man is said to be a rational creature; but should it not rather be said, that man is a creature capable of being rational, as we say a parrot is a creature capable of speech?

I feel that we have come a long way as American people, and we have to start looking at ourselves as human beings.

Even though the crime rate has dropped in recent years, the United States has more police per capita then any other nation in the world.

I don't know how to cook, but I do know how to bake.

Robert Moses wasn't elected to anything. We're taught that in a democracy power comes from being elected. He had more power than anyone, and he held it for 48 years

Today's business model is bad for people, bad for the economy and bad for stability and democracy.