I've learned that making a 'living' is not the same thing as making a 'life.'

The challenge in computer science is to bridge the gap between the theoretical models and practical applications.

We are all of us made by what we have lost as much as by what we have gained.

The difference between the impossible and the possible lies in a person’s determination.

The most important part of teaching is to teach what it is to know.

The most dangerous risk is refusing to take any risks at all.

只要你嘴里有食物，你就暂时解决了所有问题。