Science must begin with myths, and with the criticism of myths.

True ignorance is not the absence of knowledge, but the refusal to acquire it.

The growth of knowledge depends entirely upon disagreement.

In so far as a scientific statement speaks about reality, it must be falsifiable; and in so far as it is not falsifiable, it does not speak about reality.

The question is not how to get good people to rule; THE QUESTION IS: HOW TO STOP THE POWERFUL from doing as much damage as they can to us.

If you can't say it simply and clearly, keep quiet, and keep working on it till you can.

The best thing that can happen to a human being us to find a problem, to fall in love with that problem, and to live trying to solve that problem, unless another problem even more lovable appears.

Ignorance is not a simple lack of knowledge but an active aversion to knowledge, the refusal to know, issuing from cowardice, pride, or laziness of mind.

A theory which is not refutable by any conceivable event is non-scientific. Irrefutability is not a virtue of a theory (as people often think) but a vice.

I may be wrong and you may be right, and by an effort, we may get nearer to the truth

The attempt to make heaven on earth invariably produces hell.

Reading isn't good for a ballplayer. Not good for his eyes. If my eyes went bad even a little bit I couldn't hit home runs. So I gave up reading.

Appearance is valued too much in our society.

The end of lower art is to please, the end of average art is to raise the top, the end of superior art is to free.

My reputation will always precede me to the day I die. For some people, that probably can't be quickly enough.

There are some subjects that can only be tackled in fiction.

I think there's an appetite for seriousness. Seriousness is voluptuous, and very few people have allowed themselves the luxury of it.

For me, I'm able to use my gift to glorify God. That's what it's about for me.

An error becomes an error when born as truth.

That is the way with people ... If they do you wrong, they invent a bad name for you, a good name for their acts and then destroy you in the name of virtue.