我曾经以为世界是按部落划分的。然后我以为它是按贫富划分的。然后我以为它是按愚蠢和聪明划分的。但现在我知道它是按活着的人和死去的人划分的。

有时候生活会给你当头一棒，但不要失去信心。

Behavior is determined by the interaction of drive and habit strength.

"Sometimes the hardest thing and the right thing are the same."

Nothing down there is what they say.

Never underestimate the power of a team that shares a common vision for progress.