2 sentences

1. 他一时想不开，竟然要去寻死。

   tā yī​shí xiǎng​bu​kāi, jìng​rán yào qù xún​sǐ.

   In a moment of despair, he actually tried to take his own life.

   Source: Dong Chinese Dictionary

2. 遇到困难要看得开，不要总是想不开。

   yù​dào kùn​nan yào kàn de kāi, bù​yào zǒng​shì xiǎng​bu​kāi.

   When facing difficulties, try to take things in stride and don't get hung up on them.

   Source: Dong Chinese Dictionary