结交朋友应该找超过自己的人，和自己差不多或不如自己的人不如不交。
大脑在我们二十多岁时仍在形成，这意味着它更容易接受变化。
People with a sense of fulfillment think it a good world and would like to conserve it as it is, while the frustrated favor radical change.
We write to remember, but also to forget.
沉默比言语说得更多，但必须懂得倾听。
