Quote by Rosalyn S. Yalow
The excitement of learning separates youth from old age. As long as you're learning you're not old.
Summary
This quote suggests that the sense of excitement and curiosity that accompanies the process of learning is what distinguishes youth from old age. It implies that as long as one continues to learn and acquire new knowledge, they can avoid feeling old, regardless of their actual age. The quote emphasizes the importance of maintaining a mindset of constant growth and a thirst for knowledge in order to stay young at heart and engaged with the world.