I am no Patriot for I try to breathe in with the steadfast belief that my country is the Earth and my religion is Humanism.

Our unity will always be a greater force with mixed ideals than if we demand that others change for us, to what we believe.

One of the greatest tragedies I can think of is for a person to die having never fully questioned the life he was born into.

The most confused you will ever get is when you try to convince your heart and spirit of something your mind knows is a lie.

We are not victims of our genes, but masters of our fates, able to create lives overflowing with peace, happiness, and love.

... science demands a terrible price - that we accept what experiments tell us about the universe, whether we like it or not.

I may not be sure if monsters exist, but I’d rather live my life in doubt than be persuaded by a real experience of one.

No," I said simply. "I hate no one. I want only to be left in peace to understand the mysteries of the universe in my own way.

Your beliefs will be the light by which you see, but they will not be what you see and they will not be a substitute for seeing.

It’s important to have a husband that lives and believes the same way you do. Otherwise, you’re asking for problems.

When people have invested their identities into clichés, the only counter argument they have is 'being offended'.

The less evidence we have for what we believe is certain, the more violently we defend beliefs against those who don't agree.

You must refuse to entertain or shelter in your mind, any thought or belief that goes against your happiness and success in life.

As a writer of philosophy, it's good to ask oneself, 'Will I still believe this a week from now, or months, or even years?

You can never be really sure of how much you believe anything until its truth or falsehood becomes a matter of life or death to you.