Albert Einstein’s theory of happiness note sells for $1.5M

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WATCH ABOVE: Albert Einstein's theory to happiness sells for $1.3 million at auction – Oct 25, 2017

While Albert Einstein’s theory of happiness may be relative, it fetched US$1.56 million (€1.33 m) at a Jerusalem auction on Tuesday.

The Nobel-winning scientist’s musings, handwritten on a note, may not be as famous as his groundbreaking theory of relativity, but they still shed light on one of the great modern minds.

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Einstein was travelling in Japan in 1922 when he was told he would be awarded the Nobel Prize in physics. In Tokyo, Einstein scribbled the note in German to a bellboy after he did not have the cash to give him a tip.

“A calm and modest life brings more happiness than the pursuit of success combined with constant restlessness,” it reads.

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Gal Wiener, CEO of the auction house, said Einstein told the bellboy that because of his fame, the handwritten note “will probably be worth more than a regular tip.”

Wiener said bidding began at $2,000 and quickly escalated, with the bidding war lasting around 25 minutes.

Another note Einstein gave the bellboy, which read “Where there’s a will there’s a way,” was sold for over $200,000, Wiener said.

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He would not identify the buyer or seller of either note.

Einstein was a founder of the Hebrew University in Jerusalem and left it his literary estate and personal papers. He declined an invitation to serve as Israel’s first president. Einstein died in 1955.