Life on Earth gives only a small taste of what can happen in the universe.

Here, on the edge of what we know, in contact with the ocean of the unknown, shines the mystery and beauty of the world. And it’s breathtaking.

What does what we know or don't know have to do with the laws that govern the world?

Once again, the world seems to be less about objects than about interactive relationships.

To the very last, the desire to challenge oneself and understand more. And to the very last: doubt.

What are we, in this boundless and glowing world?

It is hardly surprising that there are more things in heaven and earth, dear reader, than have been dreamed of in our philosophy - or in our physics.

I am a machine condemned to devour books.

My voice is born repeatedly in the fields of uncertainty.

We were then in a dangerous, helpless situation, exposed daily to perils and death amongst savages and wild beasts, not a white man in the country but ourselves.

Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.

Religion is rarely mentioned in current prime-time dramas or sitcoms that supposedly reflect the way we live now.

A friend is someone who knows you and loves you for what you were and who you are, and who also shares your hopes and dreams for who you can become.

When the decision is up before you-and on my desk I have a motto which says "The buck stops here"-the decision has to be made.

Success is a state of mind, waiting for action.

Love is the hardest thing to grasp. You have to seize it at once, else it may be too late.

Well, I don't really concern myself too much with what other people make of my work.