The relativity principle in connection with the basic Maxwellian equations demands that the mass should be a direct measure of the energy contained in a body; light transfers mass. With radium there should be a noticeable diminution of mass. The idea is amusing and enticing; but whether the Almighty is laughing at it and is leading me up the garden path -- that I cannot know.
Albert EinsteinIt is true that my parents were worried because I began to speak fairly late, so that they even consulted a doctor. I can't say how old I was - but surely not less than three.
Albert EinsteinThe highest principles for our aspirations and judgments are given to us in the Jewish-Christian religious tradition.
Albert EinsteinI am content in my later years. I have kept my good humor and take neither myself nor the next person seriously.
Albert Einstein