必出世者，方能入世，不则世缘易堕；必入世者，方能出世，不则空趣难持。
必须有出世者的宽广胸怀，才能入世；否则的话，很容易受到尘世的各种利诱纠缠而使自己迅速堕落；必须有入世者的深刻体验，才能出世；否则的话，很容易变得空虚无聊而使自己难以把持人生。
物理学的美丽在于它能够用简单解释复杂。
The past beats inside me like a second heart.
A non-moral use of a term does not necessarily tell us what the term means.
I don't regret the things I've done, I regret the things I didn't do.