A tree is a symbol of hope—rooted in the present, reaching for the future.

译文：不要掩盖别人的优点，不要随便议论别人的缺点。

In business, if you're not moving forward, you're falling behind.

I'm a workaholic and I don't believe in 'no.' I believe in 'yes' and making it happen.

I'm not superstitious, but I am a little stitious.

The probability of a response is determined by its reinforcement history.