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

It is vital to remember that information - in the sense of raw data - is not knowledge, that knowledge is not wisdom, and that wisdom is not foresight. But information is the first essential step to all of these.

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

A faith that cannot survive collision with the truth is not worth many regrets.

What was more, they had taken the first step toward genuine friendship. They had exchanged vulnerabilities.

Until we get rid of religion, we won't be able to conduct the search for God.

When the Sun shrinks to a dull red dwarf, it will not be dying. It will just be starting to live and everything that has gone before will merely be a prelude to its real history.