We don't have a "consciousness meter" that'll tell us exactly how conscious something is. I think we might get there eventually.

The world is your playground - play with a sense of destiny.

If you give somebody a lot of questions to answer and then they walk by a bowl of candy, they are more likely to grab the candy because they're tired out from answering questions and can't resist.

These disorders - schizophrenia, Alzheimer's, depression, addiction - they not only steal our time to live, they change who we are.

It's not even known how many kinds of cells there are in the brain. If you were looking for a periodic table of the brain, there is no such thing. I really like to think of the brain as a computer.

It's surprising that the world is understandable to the extent that it is.

Work backward from your goal.

Many of the projects that we do that appear quite successful, it's actually often the second or third time we've given it a try.

Maybe we'll understand more about how the universe came to be, and what forces drove it in the early days and which forces drive it now.

Remember, when we're conscious of something, that state is quite often generated by unconscious processes that happen right before it.

If we succeed, it makes no sense to keep it only for ourselves.

You are safe master nothing can harm you now

How could a soulmate not hear the heart beats, not smell the tears of a lover, however far he is from her?

We don't know what we can achieve because no instruction manual accompanies our birth

The blackness of space was a big shock to me. It is a deep, three-dimensional, oily blackness. You can feel the distance.

Can the water in the valleys ever stop and rest? When the water finally reaches the sea, it becomes great waves.

The most important tribute any human being can pay to a poem or a piece of prose he or she really loves is to learn it by heart. Not by brain, by heart; the expression is vital.

My task is becoming more and more delicate, while the difficulties increase constantly.

Rule number one: Always stick around for one more drink. That's when things happen. That's when you find out everything you want to know.

You may not like the humor, but that is why every radio has an on-off button.

Inspiration is nothing without work.