Necessity is literally the mother of invention.

Human behavior flows from three main sources: desire emotion and knowledge.

Science is nothing but perception.

Reality is created by the mind. We can change our reality by changing our mind.

If you do not take an interest in the affairs of your government, then you are doomed to live under the rule of fools.

A wise man speaks because he has something to say; a fool because he has to say something.

No one is more hated than he who speaks the truth.

Don't force your children into your ways, for they were created for a time different from your own.

Good people do not need laws to tell them to act responsibly, while bad people will find a way around the laws.

Reality is created by the mind, we can change our reality by changing our mind.

Enjoy life. There's plenty of time to be dead. Be kind, for everyone you meet is fighting a harder battle.

... how terrible is the pain of the mind and heart when the freedom of mankind is suppressed!

I would rather be a beggar and single than a queen and married.

Sometimes we behave as though there was something more important than life. But what?

Religion is a smile on a dog.

Most children turn out badly because they have the wrong parental image. This doesn't mean their parents are criminal. It means they are boring and cruel.

There are a million people who can come up with little bits. The hard work is making those bits into something.

A corporation is an artificial being, invisible, intangible, and existing only in contemplation of law.

I blend my green drink every morning. I also fix my son a full-on American breakfast with bacon and toast.

Our basic problem today is that we have two religions in conflict, humanism and Christianity, each with its own morality and the laws of that morality.

We must dissent from the fear.