There is hopeful symbolism in the fact that flags do not wave in a vacuum.

Whether we are based on carbon or on silicon makes no fundamental difference we should each be treated with appropriate respect.

1. When a distinguished but elderly scientist states that something is possible, he is almost certainly right. When he states that something is impossible, he is very probably wrong. 2. The only way of discovering the limits of the possible is to venture a little way past them into the impossible. 3. Any sufficiently advanced technology is indistinguishable from magic.

Judge me by my deeds, though they are few, rather than my words, though they are many.

Once you can reproduce a phenomenon, you are well on the way to understanding it.

As our own species is in the process of proving, one cannot have superior science and inferior morals. The combination is unstable and self-destroying.

Why, Robert Singh often wondered, did we give our hearts to friends whose life spans are so much shorter than our own?