To boldly go where no one has gone before

A person who smiles in the face of adversity...probably has a scapegoat.

The life we have on Earth must have spontaneously generated itself. It must therefore be possible for life to generate spontaneously elsewhere in the universe.

Maybe I don't have the most common kind of motor neuron disease, which usually kills in two or three years.

Science can lift people out of poverty and cure disease. That, in turn, will reduce civil unrest.

We are very, very small, but we are profoundly capable of very, very big things.

We each exist for but a short time, and in that time explore but a small part of the whole universe