Serious things cannot be understood without laughable things, nor opposites at all without opposites.

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.

If there was no darkness, there would be no opportunity for light to overcome it.

Being an only child and losing both my parents at an early age, I have found that the friends I have made over the years are the people who help me get through life, good times and bad.

I'm the type of guy that feels pressure when I have to order dinner. I'm just that type of guy but that's my fuel. I work well with pressure.

Maybe we're all cabinets of wonders.

In Hollywood, moviemaking used to be about escaping reality to go to the movies.

Darkness approaches from outside. I feel no light inside me strong enough to resist it.

In the middlegame one should not hesitate to advance a central passed pawn.

A quiet mind is more important than a positive mind.

Keep your eyes wide open before marriage, and halfway closed there after.