A good algorithm is like a sharp knife—it does exactly what it is supposed to do with a minimum of applied effort.

The true teacher defends his pupils against his own personal influence. He inspires self-distrust. He guides their eyes from himself to the spirit that quickens him. He will have no disciple.

人们并不懒惰。他们只是有无力的目标——也就是说，那些不能激励他们的目标。

The beauty of computer science is in its endless possibilities.

The world owes all its onward impulses to men ill at ease; the happy man inevitably confines himself within ancient limits.

The human being is not a thing among things; things determine each other, but the human being is ultimately self-determining.

我相信爱的力量