数学的乐趣在于发现模式并理解它们的含义。

"The only way to do great work is to love what you do."

The bond between humans and livestock is one of the oldest and most vital partnerships in history.

The good life is using your signature strengths every day to produce authentic happiness and abundant gratification.

平凡与非凡的区别在于那一点额外的努力。