And I say, the meaning of life is what you make it. There will be as many different meaningful lives as there are people to live them.

Humanism is the philosophy that you should be a good guest at the dinner table of life.

I believe that decisions about the timing and manner of death belong to the individual as a human right. I believe it is wrong to withhold medical methods of terminating life painlessly and swiftly when an individual has a rational and clear-minded sustained wish to end his or her life.

Nothing is truly unnatural, because everything that exists, including human intelligence, is a product of nature. If human intelligence can devise ways for the genes from two men to result in a child, their doing so is an entirely natural event.

Future generations may or may not judge Wittgenstein to be one of the great philosophers. Even if they do not, however, he is sure always to count as one of the great personalities of philosophy. From our perspective it is easy to mistake one for the other; which he is time will tell.

To believe something in the face of evidence and against reason - to believe something by faith - is ignoble, irresponsible and ignorant, and merits the opposite of respect.

The wise say that our failure is to form habits: for habit is the mark of a stereotyped world.