3 sentences

1. 他做事一向踏实，从不投机取巧。

   tā zuò​shì yī​xiàng tā​shi, cóng bù tóu​jī​qǔ​qiǎo.

   He has always been down-to-earth in his work and never takes shortcuts.

   Source: Dong Chinese Dictionary

2. 别在这些小事上耍小聪明，还是踏实一点好。

   bié zài zhè​xiē xiǎo​shì shàng shuǎ​xiǎo​cōng​ming, hái​shi tā​shi yī​diǎn hǎo.

   Don't try to be clever about these trivial matters; it's better to be down-to-earth.

   Source: Dong Chinese Dictionary

3. 听到大家平安的消息，我心里就踏实了。

   tīng​dào dà​jiā píng'ān de xiāo​xi, wǒ xīn​li jiù tā​shi le.

   Hearing that everyone is safe set my mind at ease.

   Source: Dong Chinese Dictionary