数学之美不仅在于其抽象的优雅，还在于其建模和解决现实世界问题的深刻能力。
The beauty of mathematics lies not only in its abstract elegance but also in its profound ability to model and solve real-world problems.
I don't let anyone define me.
I do not know much about it, but I think some of America's best young men served in this war.
I hope my music can accompany everyone through every stage of life.
I know that the appearance of Los Angeles at four o 'clock in the morning every day.