Man is the product of causes which had no prevision of the end they were achieving; his origin, his growth, his hopes and fears, his loves and beliefs, are but the outcome of accidental collocations of atoms; no fire, no heroism, no intensity of though and feeling, can preserve an individual life beyond the grave.

In his youth, Wordsworth sympathized with the French Revolution, went to France, wrote good poetry and had a natural daughter. At this period, he was a bad man. Then he became good, abandoned his daughter, adopted correct principles and wrote bad poetry.

Science tells us what we can know, but what we can know is little, and if we forget how much we cannot know we become insensitive to many things of great importance.

Religion may in most of its forms be defined as the belief that the gods are on the side of the government.

The universe may have a purpose, but nothing we know suggests that, if so, this purpose has any similarity to ours.

Not to be absolutely certain is, I think, one of the essential things in rationality.

While economics is about how people make choice, sociology is about how they don't have any choice to make.