Don't think of yourself as indispensable or infallible. As Charles De Gaulle said, the cemeteries of the world are full of indispensable men.

- Donald Rumsfeld

Need we add that mathematicians themselves are not infallible?

- Henri Poincare

The longer I am out of office, the more infallible I appear to myself.

- Henry A. Kissinger

No man is infallible.

- Pat Buckley

We are not final because we are infallible, but we are infallible only because we are final.

- Robert Jackson

Revolutionaries are not infallible.

- Tariq Ali

We are none of us infallible not even the youngest of us.

- William Hepworth Thompson