Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, ...

The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks. (Randall Munroe)

Randall Munroe Quotes Pictures

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.

Randall Munroe Quotes: The lesson: If the optimist says the glass is half full, and the pessimist says the glass is half empty, the physicist ducks.