Every discovery contains an irrational element or a creative intuition.

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.

Like all sciences and all valuations, the psychology of women has hitherto been considered only from the point of view of men.

In this world, fear has no place. Only strength respects strength.

No country can allow its safety to be wholly dependent on faithful observance by other states of rules to which they are obliged.

An ignorant friend is worse than a learned foe.

Don't use Buddhism to become a Buddhist. Use Buddhism to become better at whatever else in your life you are doing already.

Some of you will die in the service of Christ. That will not be a tragedy. Treasuring life above Christ is a tragedy.

Once I leave the studio I'm ready to do the next thing. There are records I made that I haven't heard.

From the sprinkled isles, Lily on lily, that o'erlace the sea.

We can't leave the internet to the bullies. You deserve to speak out and be heard just as much as the next man. Don't let bullies silence you. Support others, and make sure you look after yourself.

It is wonderful how much depends upon the relations of black and white A black and white, if properly balanced, suggests colour.