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You have to be comfortable with being uncomfortable if you want to make progress in mathematics.

The greatest glory in living lies not in never falling, but in rising every time we fall.

You can’t change the people around you, but you can change the people you choose to be around.

過去從未消逝，它甚至沒有過去。這在偵探小說中尤其如此。

Change will not come if we wait for some other person or some other time. We are the ones we've been waiting for. We are the change that we seek.

On the way to a grand goal， celebrate the smallest victories as if each one were the final goal. No matter where it ends you are victorious.

Survival is not about being fearless. It's about making a decision, getting on and doing it, because you have to.

Quality is not a department, it is a way of life.