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We are all prisoners of our own experiences, and no one can truly understand another's pain.

The market is a reflection of the collective knowledge of all participants.

The laws that forbid the carrying of arms are laws of such a nature. They disarm only those who are neither inclined nor determined to commit crimes.... Such laws make things worse for the assaulted and better for the assailants; they serve rather to encourage than to prevent homicides, for an unarmed man may be attacked with greater confidence than an armed man.

如果你沒有偶爾失敗，說明你沒有足夠地突破界限。

Quantum mechanics is not just a theory about the world, it is a description of the world at its most fundamental level.