Once you can accept the universe as matter expanding into nothing that is something, wearing stripes with plaid comes easy.

The difference between genius and stupidity is; genius has its limits.

To forget one's purpose is the commonest form of stupidity.

Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity.

Humanitarianism is the expression of stupidity and cowardice.

The bite of conscience, like the bite of a dog into a stone, is a stupidity.