The scientific study of behavior must be based on objective, measurable data.

If you don't like something, change it. If you can't change it, change your attitude.

在我来这里之前，我对这个主题感到困惑。听了你的讲座后，我仍然感到困惑。但是在一个更高的层次上。

改变始于决定，但靠行动维持。

The things that we love tell us what we are.

内疚的重量不是用年来衡量，而是用无眠的夜晚。