People are like bicycles. They can keep their balance only as long as they keep moving.


The Ultimate Quotable Einstein (ed. Princeton University Press, 2010) - ISBN: 9781400835966


People are like bicycles. They can keep their balance only as long as they keep moving.

People are like bicycles. They can keep their balance only as long as they keep moving.

People are like bicycles. They can keep their balance only as long as they keep moving.

People are like bicycles. They can keep their balance only as long as they keep moving.