Most of the basic material a writer works with is acquired before the age of fifteen.

From the age of fifteen dogma has been the fundamental principle of my religion: I know no other religion I cannot enter into the idea of any other sort of religion religion as a mere sentiment is to me a dream and a mockery.

I smoke ten to fifteen cigars a day. At my age I have to hold on to something.

Inflation is when you pay fifteen dollars for the ten-dollar haircut you used to get for five dollars when you had hair.

Old age is fifteen years older than I am.