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You are never too old to set another goal or to dream a new dream.

The most important single aspect of software development is to be clear about what you are trying to build.

Man is not logical and his intellectual history is a record of mental reserves and compromises. He hangs on to what he can in his old beliefs even when he is compelled to surrender their logical basis.

"The true measure of a man is how he treats someone who can do him absolutely no good."

寫作是奪回時間的一種方式。

The choices we make each day—what we buy, what we eat, how we live—all have an impact.