"Remember, it is not curved space, but the human mind which cannot comprehend infinity and eternity!"
"The sound does not exist only in the thunder and lightning, but, in transformation into the brightness and color. A color can be heard. Language is of the words, which means that it is from the sounds and colors. Every thunder and lightning are different and have their names. I call some of them by the names of those who were close in my life, or by those whom I admire."
"Life has an infinite number of forms, and the duty of scientists is to find them in every form of matter. Three things are essential in this. All that I do is a search for them. I know I will not find them, but I will not give up on them."