心理学的研究必须包括对心灵运作环境的研究。

最好的矿藏往往出现在别人停止寻找的地方。

For beautiful hair, let a child run his or her fingers through it once a day.

Hard work beats talent when talent doesn't work hard.

I don’t like to be labeled. I’m not just an R&B singer, I’m not just a pop singer, I’m an artist.