Pessimism is reactionary because it makes the very idea of improving the world impossible.
The secret of a successful restaurant is sharp knives.
Men are only as good as their technical development allows them to be.
By the time you have perfected any style of writing, you have always outgrown it.
If you want a vision of the future, imagine a boot stamping on a human face - forever.
A dirty joke is not, of course, a serious attack on morality, but it is a sort of mental rebellion, a momentary wish that things were otherwise.