Nothing is built on stone; all is built on sand, but we must build as if the sand were stone.

Nothing is built on stone; all is built on sand, but we must build as if the sand were stone.

I used to believe that anything was better than nothing. Now I know that sometimes nothing is better.

I used to believe that anything was better than nothing. Now I know that sometimes nothing is better.

Believe nothing and be on your guard against everything.

Believe nothing and be on your guard against everything.

Nothing can be created out of nothing.

Nothing can be created out of nothing.

We are all born into the world with nothing. Everything we acquire after that is profit.

We are all born into the world with nothing. Everything we acquire after that is profit.

Nothing endures but change.

Nothing endures but change.

Nothing can confound a wise man more than laughter from a dunce.

Nothing can confound a wise man more than laughter from a dunce.

The utmost extent of man's knowledge, is to know that he knows nothing.

The utmost extent of man's knowledge, is to know that he knows nothing.

I expect nothing. I fear no one. I am free.

I expect nothing. I fear no one. I am free.