The beauty of mathematics is not in its complexity, but in its simplicity and the profound truths it reveals about the universe.
数学之美不在于其复杂性，而在于其简洁性以及它揭示的关于宇宙的深刻真理。
Love is the supreme positive emotion, the one that encompasses all others. It is the feeling of positive resonance that you experience when you connect deeply with another person.
The only relationship that can make both partners happy is one in which sentimentality has no place and neither partner makes any claim on the life and freedom of the other.
You have to be willing to put in the time, the effort, and the energy to be great.
过去总是以我们现在的生存方式呈现着。