"To be useful was the best thing the old men ever hoped for themselves, and to be aimless was their worst fear."

The pursuit of knowledge is a lifelong journey, and the joy of discovery is its greatest reward.

To write is to leave a legacy of thought.

The only way to deal with the pain of life is to embrace it.

我们必须平衡短期需求和长期可持续性，以创造持久的价值。

数学的研究就像空气或重力——它无处不在，你看不到它，但你知道它在那里。

"Tennis is a mental game. Everyone is fit, everyone hits great forehands and backhands."

我是音乐界的头号人物。这意味着任何活着的人都是第二名。