[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.]

The world is not full of evil because of those who do wrong. It is full of evil because of those who do nothing.

You can't resolve a dilemma with all the very same mind that made it

Out yonder there is this huge world, which exists independently of us human beings and which stands before us like a great, eternal riddle, at least partially accessible to our inspection and thinking

As our circle of knowledge expands, so does the circumference of darkness surrounding it.

The value of a man should be seen in what he gives and not in what he is able to receive.

I have never looked upon ease and happiness as ends in themselves. This ethical basis I call the ideal of the pigsty.