[Misquotation; not by Einstein.] If only I had known, I should have become a watchmaker. [Apparently remorseful for his role in the development of the atom bomb.]

You cannot solve current problems with current thinking. Current problems are the result of current thinking.

Mere thinking cannot reveal to us the highest purpose.

What is the meaning of human life, or, for that matter, of the life of any creature? To know the answer to this question means to be religious. You ask: Does it make any sense, then, to pose this question? I answer: The man who regards his fellow creatures as meaningless is not merely unhappy but hardly fit for life.

... one does people the best service by giving them some elevating work to do and thus indirectly elevating them.

It may affront the military-minded person to suggest a regime that does not maintain any military secrets.

Fear or stupidity has always been the basis of most human actions.