Positive psychology is not just about smiling; it is about the scientific study of what makes life worth living.
积极心理学不仅仅是微笑；它是关于什么使生活值得过的科学研究。
The stock market is filled with individuals who know the price of everything, but the value of nothing.
The whole of life is an act of letting go, but what hurts the most is not taking a moment to say goodbye.
永远不要放弃你真正想要的东西。等待很难，但后悔更难。
信仰是所望之事的实底，是未见之事的确据。