Which one of these four quotes is attributed to Vannevar Bush?
→ You can give without loving, but you can never love without giving.
→ If scientific reasoning were limited to the logical processes of arithmetic, we should not get very far in our understanding of the physical world. One might as well attempt to grasp the game of poker entirely by the use of the mathematics of probability.
→ A man without ambition is like a bird without wings.
→ A talent somewhat above mediocrity, shrewd and not too sensitive, is more likely to rise in the world than genius.