I don’t think about the past or the future. I focus on the present.

The true measure of leadership is how well you empower others to achieve their full potential.

Thinking is the hardest work there is, which is probably the reason why so few engage in it.

别让任何人定义你的价值。

The beauty of physics lies in its ability to explain the simplest phenomena with the most profound theories.

决定你高度的不是你的能力，而是你的态度。