My wonder button is being pushed all the time.

Who will speak for Planet Earth?

I am often amazed at how much more capability and enthusiasm for science there is among elementary school youngsters than among college students.

We are the only species on the planet, so far as we know, to have invented a communal memory stored neither in our genes nor in our brains. The warehouse of this memory is called the library

One glance at a book and you hear the voice of another person, perhaps someone dead for 1,000 years. To read is to voyage through time.

Science is based on experiment, on a willingness to challenge old dogma, on an openness to see the universe as it really is. Accordingly, science sometimes requires courage - at the very least the courage to question the conventional wisdom.

In the deepest sense the search for extraterrestrial intelligence is a search for ourselves.