A conviction akin to religious feeling of the rationality or intelligibility of the world lies behind all scientific work of a high order.
Albert EinsteinBalance in large measure is knowing the things that can be changed, putting them in proper perspective, and recognizing the things that will not change."
Albert EinsteinA new idea comes suddenly and in a rather intuitive way, but intuition is nothing but the outcome of earlier intellectual experience.
Albert EinsteinPhilosophers play with the word, like a child with a doll.... It does not mean that everything in life is relative.
Albert Einstein