The most important property of a program is whether it accomplishes the intention of its user.

The person who has lived the most is not the one with the most years but the one with the richest experiences.

Art is not a handicraft, it is the transmission of feeling the artist has experienced.

你必须耐心并相信过程。

数学不是一项观赏性运动。你必须参与其中。

In the end, all we have are the stories we tell.

Growth happens outside your comfort zone.

The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.