There is no doubt that we cannot do without variable quantities in the sense of the potential infinite. But from this very fact the necessity of the actual infinite can be demonstrated.

A false conclusion once arrived at and widely accepted is not easily dislodged and the less it is understood the more tenaciously it is held.

To ask the right question is harder than to answer it.

Great innovation only happens when people aren't afraid to do things differently.

In Mathematics the art of proposing a question must be held of higher value than solving it.

The essence of mathematics lies precisely in its freedom.

A set is a Many that allows itself to be thought of as a One.

Don't always blindly follow guidance and step-by-step instructions; you might run into something interesting.

In mathematics, the art of asking questions is more valuable than solving problems.

My beautiful proof lies all in ruins.

Every transfinite consistent multiplicity, that is, every transfinite set, must have a definite aleph as its cardinal number.

Listen to the whispers or soon you will be listening to the screams.

I don't know what it is about the food your mother makes for you, especially when it's something that anyone can make - pancakes, meat loaf, tuna salad - but it carries a certain taste of memory.

Mankind naturally and generally love to be flatter'd.

If someone wants to make a joke about me smoking too much pot, I'm not going to get mad at them, because I've put it out there that that's what I do.

There is no entity in the world that controls our lives more than the Federal Reserve System

I try to have reasonably happy endings because I would hate any child to be cast down in gloom and despair; I want to show them you can find a way out of it.

I would not consider my spirituality worthwhile that wants to walk in sweetness and ease and run from the imitation of Christ.

I love shooting guns. I would never shoot an animal or hunt, but I probably would be a very good hit woman. It's hand-in-glove for me.

Guitars are like women. You'll never get them totally right.

He who wins through fraud is not a winner.