数学的美在于它能够以最优雅和简洁的方式描述宇宙。
The beauty of mathematics lies in its ability to describe the universe in the most elegant and concise way.
The choice for mankind lies between freedom and happiness and for the great bulk of mankind, happiness is better.
韧性不是人们有或没有的特质,它涉及行为、思想和行动,任何人都可以学习和培养。