I don't believe in luck. I believe in hard work and persistence.
我正在进步。我不完美，但我每天都在努力。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
积极心理学不仅仅是感觉良好，它是关于美好生活——一种充满投入、意义和积极关系的生活。
The major credit I think Jim and I deserve... is for selecting the right problem and sticking to it.