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I'm not a role model. I'm just a person trying to figure it out like everyone else.

Never stop learning; the day you think you know it all is the day you start falling behind.

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

A leader's job is not to do the work for others, but to help others figure out how to do it themselves.

In the actual world， a very great deal of the evil that is done does not spring from evil motives.

"It is impossible to go through life without trust: that is to be imprisoned in the worst cell of all, oneself."