"The most beautiful thing we can experience is the mysterious. It is the source of all true art and all science. He to whom this emotion is a stranger, who can no longer pause to wonder and stand rapt in awe, is as good as dead: his eyes are closed."
"If we knew what it was we were doing, it would not be called research, would it?"
"Wisdom is not a product of schooling but of the lifelong attempt to acquire it."
"Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning."
"No, this trick won't work... How on earth are you ever going to explain in terms of chemistry and physics so important a biological phenomenon as first love?"
"It is harder to crack prejudice than an atom."