The origin of the absurd idea ...

The origin of the absurd idea of immortal life is easy to discover; it is kept alive by hope and fear, by childish faith, and by cowardice.
 Clarence Darrow

Quotes from the same author

I don't believe in God because I don't believe in Mother Goose.
 Clarence Darrow
I do not believe in god because I do not believe in Mother Goose.
 Clarence Darrow
The ability and inclination to use physical strength is no indication of bravery or tenacity to life. The greatest cowards are often the greatest bullies. Nothing is cheaper and more common than physical bravery.
 Clarence Darrow
Laws should be like clothes. They should be made to fit the people they are meant to serve.
 Clarence Darrow
The really intelligent are as abnormal as the defective. The great masses of men are rather mediocre, and those above and below are exceptions.
 Clarence Darrow