The moral decisions of others should be treated with respect, as long as such decisions do not conflict with the principle of tolerance.

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.

We forgive so long as we love.

No one can take the power within you.

Contact with reality is not an all-or-nothing condition.

I still feel-kind of temporary about myself.

I love dark chocolate - I could eat it 'til I puke.

I don't need to make money destroying my environment. Why don't I just love it and figure out a way to be more sustainable?

Never trust a woman or an automatic weapon.

The travel and tourism industry is the lifeblood of many states around the country - including Florida, California, New York and Nevada, to name a few.

There's a huge difference between the more progressive and more regressive parts of America. That's just the way it is.

We were clever enough to turn a laundry list into poetry.