The human being is always more than what he has done; he is also what he can do.

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.

To be a Jew is to be a witness.

我不怕被这印象压倒。它很快就会过去的。

Those who keep learning will keep rising in life.

创新不是对每件事都说“是”，而是对所有非关键特性说“不”。