Robert A. Heinlein Quotes

Ninety percent of all human wisdom is the ability to mind your own business.

Ninety percent of all human wisdom is the ability to mind your own business. (Robert A. Heinlein)

Robert A. Heinlein Quotes Pictures

Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.
Robert A. Heinlein Quotes: Ninety percent of all human wisdom is the ability to mind your own business.