3 sentences

1. 别再做白日梦了，脚踏实地努力吧。

   bié zài zuò bái​rì​mèng le, jiǎo​tà​shí​dì nǔ​lì ba.

   Stop daydreaming and work hard with your feet on the ground.

   Source: Dong Chinese Dictionary

2. 他凭着脚踏实地的努力，最终获得了事业上的成功。

   tā píng​zhe jiǎo​tà​shí​dì de nǔ​lì, zuì​zhōng huò​dé le shì​yè shàng de chéng​gōng.

   With his down-to-earth efforts, he finally achieved success in his career.

   Source: Dong Chinese Dictionary

3. 不要总是幻想一步登天，我们要学会脚踏实地。

   bù yào zǒng​shì huàn​xiǎng yī​bù​dēng​tiān, wǒ​men yào xué​huì jiǎo​tà​shí​dì.

   Don't always dream of instant success; we must learn to be down-to-earth.

   Source: Dong Chinese Dictionary