Courage is the most important of all the virtues because without courage, you can't practice any other virtue consistently.

"In the realm of computer science, the most profound discoveries often come from the simplest observations."

Every man is his own greatest enemy， and as it were his own murderer.

To each appearance， as it arises， we should oppose the equal appearance.

Humor is a way to deal with the absurdity of life.

本当の強さは、弱さを認めることにある。