There are no black holes - in the sense of regimes from which light can't escape to infinity. There are however apparent horizons which persist for a period of time.

Time can behave like another direction in space under extreme conditions.

Intelligence is the ability to adapt to change.

So remember to look up at the stars and not down at your feet. Try to make sense of what you see and hold on to that childlike wonder about what makes the universe exist.

The thing about smart people is that they seem like crazy people to dumb people.

It is all right to make mistakes; nothing is perfect because with perfection, we would not exist.

I have noticed even people who claim everything is predestined, and that we can do nothing to change it, look before they cross the road.

People won't have time for you if you are always angry or complaining.

It is reasonable to ask who or what created the universe, but if the answer is God, then the question has merely been deflected to that of who created God.

It is very important for young people keep their sense of wonder and keep asking why.

The development of full artificial intelligence could spell the end of the human race.

Good destiny give little time to understand your mistake and change your self But Bad destiny lead you toward bad thing until you destroy life and not give time to change.

Once you face the truth, the knowledge both empowers you and sets you free.

A woman may very well form a friendship with a man but for this to endure it must be assisted by a little physical antipathy.

Physical fitness is not only one of the most important keys to a healthy body, it is the basis of dynamic and creative intellectual activity.

He who tooteth not his own horn, the same shall not be tooted.

I wanted to be a brain surgeon, but I had a bad habit of dropping things.

And to Shakespeare I owe my vision of the world as a theater, wherein all humans are acting out their parts.

To be right is dangerous, it has ever been the source of all intolerance.

I'd never call myself a feminist, and that the world doesn't need male feminists.